Masahiro Yamada | 804bc5e | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 1 | # |
| 2 | # For a description of the syntax of this configuration file, |
Hiago De Franco | 9f82441 | 2024-08-19 13:24:49 -0300 | [diff] [blame] | 3 | # see the file Documentation/kbuild/kconfig-language.rst in the |
Robert P. J. Day | 2f845be | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 4 | # Linux kernel source tree. |
Masahiro Yamada | 804bc5e | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 5 | # |
Tom Rini | 40f1170 | 2020-03-11 18:11:17 -0400 | [diff] [blame] | 6 | mainmenu "U-Boot $(UBOOTVERSION) Configuration" |
Masahiro Yamada | 804bc5e | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 7 | |
Tom Rini | 9998594 | 2020-05-18 14:48:00 -0400 | [diff] [blame] | 8 | comment "Compiler: $(CC_VERSION_TEXT)" |
| 9 | |
Tom Rini | 8f1be32 | 2020-05-14 08:30:01 -0400 | [diff] [blame] | 10 | source "scripts/Kconfig.include" |
| 11 | |
Simon Glass | 157c395 | 2015-02-24 22:26:19 +0900 | [diff] [blame] | 12 | # Allow defaults in arch-specific code to override any given here |
| 13 | source "arch/Kconfig" |
| 14 | |
Masahiro Yamada | 804bc5e | 2014-07-30 14:08:15 +0900 | [diff] [blame] | 15 | menu "General setup" |
| 16 | |
Heinrich Schuchardt | 556f86d | 2017-10-19 23:49:19 +0200 | [diff] [blame] | 17 | config BROKEN |
| 18 | bool |
| 19 | help |
| 20 | This option cannot be enabled. It is used as dependency |
| 21 | for broken and incomplete features. |
| 22 | |
Tom Rini | e9518cf | 2019-05-29 17:01:29 -0400 | [diff] [blame] | 23 | config DEPRECATED |
| 24 | bool |
| 25 | help |
| 26 | This option cannot be enabled. It it used as a dependency for |
| 27 | code that relies on deprecated features that will be removed and |
| 28 | the conversion deadline has passed. |
| 29 | |
Masahiro Yamada | 6ea06e6 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 30 | config LOCALVERSION |
| 31 | string "Local version - append to U-Boot release" |
Masahiro Yamada | 6ea06e6 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 32 | help |
| 33 | Append an extra string to the end of your U-Boot version. |
Robert P. J. Day | 2f845be | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 34 | This will show up in your boot log, for example. |
Masahiro Yamada | 6ea06e6 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 35 | The string you set here will be appended after the contents of |
| 36 | any files with a filename matching localversion* in your |
| 37 | object and source tree, in that order. Your total string can |
| 38 | be a maximum of 64 characters. |
| 39 | |
| 40 | config LOCALVERSION_AUTO |
| 41 | bool "Automatically append version information to the version string" |
Masahiro Yamada | 6ea06e6 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 42 | default y |
| 43 | help |
| 44 | This will try to automatically determine if the current tree is a |
Robert P. J. Day | 2f845be | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 45 | release tree by looking for Git tags that belong to the current |
Masahiro Yamada | 6ea06e6 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 46 | top of tree revision. |
| 47 | |
| 48 | A string of the format -gxxxxxxxx will be added to the localversion |
Robert P. J. Day | 2f845be | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 49 | if a Git-based tree is found. The string generated by this will be |
Masahiro Yamada | 6ea06e6 | 2014-08-22 19:42:27 +0900 | [diff] [blame] | 50 | appended after any matching localversion* files, and after the value |
| 51 | set in CONFIG_LOCALVERSION. |
| 52 | |
| 53 | (The actual string used here is the first eight characters produced |
| 54 | by running the command: |
| 55 | |
| 56 | $ git rev-parse --verify HEAD |
| 57 | |
| 58 | which is done within the script "scripts/setlocalversion".) |
| 59 | |
Tom Rini | 5080063 | 2021-06-17 18:07:25 -0400 | [diff] [blame] | 60 | config CC_IS_GCC |
| 61 | def_bool $(success,$(CC) --version | head -n 1 | grep -q gcc) |
| 62 | |
| 63 | config GCC_VERSION |
| 64 | int |
| 65 | default $(shell,$(srctree)/scripts/gcc-version.sh -p $(CC) | sed 's/^0*//') if CC_IS_GCC |
| 66 | default 0 |
| 67 | |
| 68 | config CC_IS_CLANG |
| 69 | def_bool $(success,$(CC) --version | head -n 1 | grep -q clang) |
| 70 | |
| 71 | config CLANG_VERSION |
| 72 | int |
| 73 | default $(shell,$(srctree)/scripts/clang-version.sh $(CC)) |
| 74 | |
Sean Anderson | 9964cae | 2022-02-22 12:19:24 -0500 | [diff] [blame] | 75 | choice |
| 76 | prompt "Optimization level" |
| 77 | default CC_OPTIMIZE_FOR_SIZE |
| 78 | |
Masahiro Yamada | 8240a4b | 2014-08-22 19:42:29 +0900 | [diff] [blame] | 79 | config CC_OPTIMIZE_FOR_SIZE |
| 80 | bool "Optimize for size" |
Masahiro Yamada | 8240a4b | 2014-08-22 19:42:29 +0900 | [diff] [blame] | 81 | help |
Sean Anderson | 9964cae | 2022-02-22 12:19:24 -0500 | [diff] [blame] | 82 | Enabling this option will pass "-Os" to gcc, resulting in a smaller |
| 83 | U-Boot image. |
Masahiro Yamada | 8240a4b | 2014-08-22 19:42:29 +0900 | [diff] [blame] | 84 | |
| 85 | This option is enabled by default for U-Boot. |
| 86 | |
Sean Anderson | 9964cae | 2022-02-22 12:19:24 -0500 | [diff] [blame] | 87 | config CC_OPTIMIZE_FOR_SPEED |
| 88 | bool "Optimize for speed" |
| 89 | help |
| 90 | Enabling this option will pass "-O2" to gcc, resulting in a faster |
| 91 | U-Boot image. |
| 92 | |
Sean Anderson | c73952c | 2022-02-22 12:19:25 -0500 | [diff] [blame] | 93 | config CC_OPTIMIZE_FOR_DEBUG |
| 94 | bool "Optimize for debugging" |
| 95 | help |
| 96 | Enabling this option will pass "-Og" to gcc, enabling optimizations |
| 97 | which don't interfere with debugging. |
| 98 | |
Sean Anderson | 9964cae | 2022-02-22 12:19:24 -0500 | [diff] [blame] | 99 | endchoice |
| 100 | |
Tom Rini | 5cbb29e | 2020-05-14 08:30:07 -0400 | [diff] [blame] | 101 | config OPTIMIZE_INLINING |
Tom Rini | ea55ba0 | 2020-05-14 08:30:08 -0400 | [diff] [blame] | 102 | bool "Allow compiler to uninline functions marked 'inline' in full U-Boot" |
Tom Rini | ea55ba0 | 2020-05-14 08:30:08 -0400 | [diff] [blame] | 103 | help |
| 104 | This option determines if U-Boot forces gcc to inline the functions |
| 105 | developers have marked 'inline'. Doing so takes away freedom from gcc to |
| 106 | do what it thinks is best, which is desirable in some cases for size |
| 107 | reasons. |
| 108 | |
| 109 | config SPL_OPTIMIZE_INLINING |
| 110 | bool "Allow compiler to uninline functions marked 'inline' in SPL" |
| 111 | depends on SPL |
Tom Rini | ea55ba0 | 2020-05-14 08:30:08 -0400 | [diff] [blame] | 112 | help |
| 113 | This option determines if U-Boot forces gcc to inline the functions |
| 114 | developers have marked 'inline'. Doing so takes away freedom from gcc to |
| 115 | do what it thinks is best, which is desirable in some cases for size |
| 116 | reasons. |
| 117 | |
Marek BehĂșn | d72a3b7 | 2021-05-20 13:24:03 +0200 | [diff] [blame] | 118 | config ARCH_SUPPORTS_LTO |
| 119 | bool |
| 120 | |
| 121 | config LTO |
| 122 | bool "Enable Link Time Optimizations" |
| 123 | depends on ARCH_SUPPORTS_LTO |
Marek BehĂșn | d72a3b7 | 2021-05-20 13:24:03 +0200 | [diff] [blame] | 124 | help |
| 125 | This option enables Link Time Optimization (LTO), a mechanism which |
| 126 | allows the compiler to optimize between different compilation units. |
| 127 | |
| 128 | This can optimize away dead code paths, resulting in smaller binary |
| 129 | size (if CC_OPTIMIZE_FOR_SIZE is enabled). |
| 130 | |
| 131 | This option is not available for every architecture and may |
| 132 | introduce bugs. |
| 133 | |
| 134 | Currently, when compiling with GCC, due to a weird bug regarding |
| 135 | jobserver, the final linking will not respect make's --jobs argument. |
| 136 | Instead all available processors will be used (as reported by the |
| 137 | nproc command). |
| 138 | |
| 139 | If unsure, say n. |
| 140 | |
Tom Rini | ea55ba0 | 2020-05-14 08:30:08 -0400 | [diff] [blame] | 141 | config TPL_OPTIMIZE_INLINING |
| 142 | bool "Allow compiler to uninline functions marked 'inline' in TPL" |
| 143 | depends on TPL |
Tom Rini | 5cbb29e | 2020-05-14 08:30:07 -0400 | [diff] [blame] | 144 | help |
| 145 | This option determines if U-Boot forces gcc to inline the functions |
| 146 | developers have marked 'inline'. Doing so takes away freedom from gcc to |
| 147 | do what it thinks is best, which is desirable in some cases for size |
| 148 | reasons. |
| 149 | |
Christian Gmeiner | 0e7c071 | 2018-04-09 17:11:45 +0200 | [diff] [blame] | 150 | config CC_COVERAGE |
| 151 | bool "Enable code coverage analysis" |
| 152 | depends on SANDBOX |
| 153 | help |
| 154 | Enabling this option will pass "--coverage" to gcc to compile |
| 155 | and link code instrumented for coverage analysis. |
| 156 | |
Andrew Scull | f9a2c5e | 2022-05-30 10:00:05 +0000 | [diff] [blame] | 157 | config ASAN |
| 158 | bool "Enable AddressSanitizer" |
| 159 | depends on SANDBOX |
| 160 | help |
| 161 | Enables AddressSanitizer to discover out-of-bounds accesses, |
| 162 | use-after-free, double-free and memory leaks. |
| 163 | |
Andrew Scull | e184c5b | 2022-05-30 10:00:09 +0000 | [diff] [blame] | 164 | config FUZZ |
| 165 | bool "Enable fuzzing" |
| 166 | depends on CC_IS_CLANG |
| 167 | depends on DM_FUZZING_ENGINE |
| 168 | select ASAN |
| 169 | help |
| 170 | Enables the fuzzing infrastructure to generate fuzzing data and run |
| 171 | fuzz tests. |
| 172 | |
Tom Rini | 7c34ae4 | 2020-05-14 08:30:06 -0400 | [diff] [blame] | 173 | config CC_HAS_ASM_INLINE |
| 174 | def_bool $(success,echo 'void foo(void) { asm inline (""); }' | $(CC) -x c - -c -o /dev/null) |
| 175 | |
Peng Fan | f08fa49 | 2020-08-06 12:42:45 +0300 | [diff] [blame] | 176 | config XEN |
| 177 | bool "Select U-Boot be run as a bootloader for XEN Virtual Machine" |
Michal Simek | 300adaa | 2023-04-18 14:51:55 +0200 | [diff] [blame] | 178 | depends on ARM64 |
Michal Simek | 90dccc2 | 2023-04-06 10:04:15 +0200 | [diff] [blame] | 179 | select SSCANF |
Peng Fan | f08fa49 | 2020-08-06 12:42:45 +0300 | [diff] [blame] | 180 | help |
| 181 | Enabling this option will make U-Boot be run as a bootloader |
| 182 | for XEN [1] Virtual Machine. |
| 183 | |
| 184 | Xen is a virtual machine monitor (VMM) or a type-1 hypervisor with support |
| 185 | for para-virtualization. Xen can organize the safe execution of several |
| 186 | virtual machines on the same physical system with performance close to |
| 187 | native. It is used as the basis for a number of different commercial and |
| 188 | open source applications, such as: server virtualization, Infrastructure |
| 189 | as a Service (IaaS), desktop virtualization, security applications, |
| 190 | embedded and hardware appliances. |
| 191 | Xen has a special VM called Domain-0 that runs the Dom0 kernel and allows |
| 192 | Xen to use the device drivers for the Domain-0 kernel by default. |
| 193 | |
| 194 | [1] - https://xenproject.org/ |
| 195 | |
Adam Ford | 58dbf86 | 2018-02-06 07:58:59 -0600 | [diff] [blame] | 196 | config ENV_VARS_UBOOT_CONFIG |
| 197 | bool "Add arch, board, vendor and soc variables to default environment" |
| 198 | help |
| 199 | Define this in order to add variables describing the |
| 200 | U-Boot build configuration to the default environment. |
| 201 | These will be named arch, cpu, board, vendor, and soc. |
| 202 | Enabling this option will cause the following to be defined: |
| 203 | - CONFIG_SYS_ARCH |
| 204 | - CONFIG_SYS_CPU |
| 205 | - CONFIG_SYS_BOARD |
| 206 | - CONFIG_SYS_VENDOR |
| 207 | - CONFIG_SYS_SOC |
| 208 | |
Ramon Fried | 9982661 | 2018-08-14 01:00:04 +0300 | [diff] [blame] | 209 | config NR_DRAM_BANKS |
| 210 | int "Number of DRAM banks" |
Oliver Gaskell | d4f7cb5 | 2024-09-12 16:50:54 +0100 | [diff] [blame] | 211 | default 1 if ARCH_SC5XX || ARCH_SUNXI || ARCH_OWL |
Paul Kocialkowski | 06ce732 | 2024-07-28 22:24:59 +0200 | [diff] [blame] | 212 | default 2 if OMAP34XX |
Ramon Fried | 9982661 | 2018-08-14 01:00:04 +0300 | [diff] [blame] | 213 | default 4 |
| 214 | help |
| 215 | This defines the number of DRAM banks. |
| 216 | |
Derald D. Woods | eb730bd | 2018-01-22 17:17:10 -0600 | [diff] [blame] | 217 | config SYS_BOOT_GET_CMDLINE |
| 218 | bool "Enable kernel command line setup" |
| 219 | help |
| 220 | Enables allocating and saving kernel cmdline in space between |
| 221 | "bootm_low" and "bootm_low" + BOOTMAPSZ. |
| 222 | |
Tom Rini | c253f12 | 2022-05-12 10:02:06 -0400 | [diff] [blame] | 223 | config SYS_BARGSIZE |
| 224 | int "Size of kernel command line buffer in bytes" |
| 225 | depends on SYS_BOOT_GET_CMDLINE |
| 226 | default 512 |
| 227 | help |
| 228 | Buffer size for Boot Arguments which are passed to the application |
| 229 | (usually a Linux kernel) when it is booted |
| 230 | |
Derald D. Woods | eb730bd | 2018-01-22 17:17:10 -0600 | [diff] [blame] | 231 | config SYS_BOOT_GET_KBD |
| 232 | bool "Enable kernel board information setup" |
| 233 | help |
| 234 | Enables allocating and saving a kernel copy of the bd_info in |
| 235 | space between "bootm_low" and "bootm_low" + BOOTMAPSZ. |
| 236 | |
Tom Rini | 4ddbade | 2022-05-25 12:16:03 -0400 | [diff] [blame] | 237 | config HAS_CUSTOM_SYS_INIT_SP_ADDR |
| 238 | bool "Use a custom location for the initial stack pointer address" |
| 239 | depends on ARC || (ARM && !INIT_SP_RELATIVE) || MIPS || PPC || RISCV |
Paul Kocialkowski | bba0ae0 | 2024-07-28 22:24:56 +0200 | [diff] [blame] | 240 | default y if OMAP34XX || AM33XX || AM43XX || DRA7XX |
Tom Rini | 4ddbade | 2022-05-25 12:16:03 -0400 | [diff] [blame] | 241 | default y if TFABOOT |
| 242 | help |
| 243 | Typically, we use an initial stack pointer address that is calculated |
Tom Rini | 6a5dccc | 2022-11-16 13:10:41 -0500 | [diff] [blame] | 244 | by taking the statically defined CFG_SYS_INIT_RAM_ADDR, adding the |
| 245 | statically defined CFG_SYS_INIT_RAM_SIZE and then subtracting the |
Tom Rini | 4ddbade | 2022-05-25 12:16:03 -0400 | [diff] [blame] | 246 | build-time constant of GENERATED_GBL_DATA_SIZE. On MIPS a different |
| 247 | but statica calculation is performed. However, some platforms will |
| 248 | take a different approach. Say Y here to define the address statically |
| 249 | instead. |
| 250 | |
| 251 | config CUSTOM_SYS_INIT_SP_ADDR |
| 252 | hex "Static location for the initial stack pointer" |
| 253 | depends on HAS_CUSTOM_SYS_INIT_SP_ADDR |
Paul Kocialkowski | 5005658 | 2024-07-28 22:24:51 +0200 | [diff] [blame] | 254 | default 0x4020ff00 if OMAP34XX |
Paul Kocialkowski | 261bd96 | 2024-07-28 22:24:53 +0200 | [diff] [blame] | 255 | default 0x4030ff00 if AM33XX |
Paul Kocialkowski | af6acb4 | 2024-07-28 22:24:54 +0200 | [diff] [blame] | 256 | default 0x4033ff00 if AM43XX |
Paul Kocialkowski | bba0ae0 | 2024-07-28 22:24:56 +0200 | [diff] [blame] | 257 | default 0x4037ff00 if DRA7XX |
Simon Glass | 72cc538 | 2022-10-20 18:22:39 -0600 | [diff] [blame] | 258 | default TEXT_BASE if TFABOOT |
Tom Rini | 4ddbade | 2022-05-25 12:16:03 -0400 | [diff] [blame] | 259 | |
Simon Glass | 838723b | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 260 | config SYS_MALLOC_F |
| 261 | bool "Enable malloc() pool before relocation" |
Masahiro Yamada | c698824 | 2015-03-19 19:42:55 +0900 | [diff] [blame] | 262 | default y if DM |
Simon Glass | b24fdd4 | 2018-12-03 04:37:17 -0700 | [diff] [blame] | 263 | |
Simon Glass | 838723b | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 264 | help |
Robert P. J. Day | 2f845be | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 265 | Before relocation, memory is very limited on many platforms. Still, |
Simon Glass | 838723b | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 266 | we can provide a small malloc() pool if needed. Driver model in |
| 267 | particular needs this to operate, so that it can allocate the |
| 268 | initial serial device and any others that are needed. |
| 269 | |
| 270 | config SYS_MALLOC_F_LEN |
| 271 | hex "Size of malloc() pool before relocation" |
| 272 | depends on SYS_MALLOC_F |
Tom Rini | 324cf14 | 2022-04-07 12:33:23 -0400 | [diff] [blame] | 273 | default 0x400 if M68K || PPC || ROCKCHIP_PX30 || ROCKCHIP_RK3036 || \ |
Jonas Karlman | e60b92e | 2024-03-02 19:16:12 +0000 | [diff] [blame] | 274 | ROCKCHIP_RV1108 |
Tom Rini | 324cf14 | 2022-04-07 12:33:23 -0400 | [diff] [blame] | 275 | default 0x600 if ARCH_ZYNQMP_R5 || ARCH_ZYNQMP |
| 276 | default 0x800 if ARCH_ZYNQ || ROCKCHIP_RK3128 || ROCKCHIP_RK3188 || \ |
| 277 | ROCKCHIP_RK322X || X86 |
Tom Rini | ae68373 | 2022-04-07 12:33:24 -0400 | [diff] [blame] | 278 | default 0x1000 if ARCH_MESON || ARCH_BMIPS || ARCH_MTMIPS |
Tom Rini | 324cf14 | 2022-04-07 12:33:23 -0400 | [diff] [blame] | 279 | default 0x1800 if ARCH_TEGRA |
| 280 | default 0x4000 if SANDBOX || RISCV || ARCH_APPLE || ROCKCHIP_RK3368 || \ |
| 281 | ROCKCHIP_RK3399 |
| 282 | default 0x8000 if RCAR_GEN3 |
Peng Fan | 7e43a2e | 2022-09-15 09:38:18 +0800 | [diff] [blame] | 283 | default 0x10000 if ARCH_IMX8 || ARCH_IMX8M |
Tom Rini | 324cf14 | 2022-04-07 12:33:23 -0400 | [diff] [blame] | 284 | default 0x2000 |
Simon Glass | 838723b | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 285 | help |
Simon Glass | c1aae9b | 2023-09-26 08:14:29 -0600 | [diff] [blame] | 286 | Size of the malloc() pool for use before relocation. If |
| 287 | this is defined, then a very simple malloc() implementation |
| 288 | will become available before relocation. The address is just |
| 289 | below the global data, and the stack is moved down to make |
| 290 | space. |
| 291 | |
| 292 | This feature allocates regions with increasing addresses |
| 293 | within the region. calloc() is supported, but realloc() |
| 294 | is not available. free() is supported but does nothing. |
| 295 | The memory will be freed (or in fact just forgotten) when |
| 296 | U-Boot relocates itself. |
Simon Glass | 838723b | 2015-02-11 16:32:59 -0700 | [diff] [blame] | 297 | |
Siva Durga Prasad Paladugu | 9adb526 | 2018-07-20 15:11:38 +0530 | [diff] [blame] | 298 | config SYS_MALLOC_LEN |
| 299 | hex "Define memory for Dynamic allocation" |
Tom Rini | 4c53844 | 2022-04-14 11:34:47 -0400 | [diff] [blame] | 300 | default 0x4000000 if SANDBOX |
Tom Rini | e065fb1 | 2021-08-28 21:34:49 -0400 | [diff] [blame] | 301 | default 0x2000000 if ARCH_ROCKCHIP || ARCH_OMAP2PLUS || ARCH_MESON |
Tom Rini | e065fb1 | 2021-08-28 21:34:49 -0400 | [diff] [blame] | 302 | default 0x200000 if ARCH_BMIPS || X86 |
Andre Przywara | a2860fb | 2022-07-03 00:47:20 +0100 | [diff] [blame] | 303 | default 0x4020000 if SUNXI_MINIMUM_DRAM_MB >= 256 |
| 304 | default 0x220000 if SUNXI_MINIMUM_DRAM_MB >= 64 |
| 305 | default 0x120000 if SUNXI_MINIMUM_DRAM_MB >= 32 |
Tom Rini | e065fb1 | 2021-08-28 21:34:49 -0400 | [diff] [blame] | 306 | default 0x400000 |
Siva Durga Prasad Paladugu | 9adb526 | 2018-07-20 15:11:38 +0530 | [diff] [blame] | 307 | help |
| 308 | This defines memory to be allocated for Dynamic allocation |
| 309 | TODO: Use for other architectures |
| 310 | |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 311 | config SPL_SYS_MALLOC_F |
| 312 | bool "Enable malloc() pool in SPL" |
| 313 | depends on SPL_FRAMEWORK && SYS_MALLOC_F && SPL |
| 314 | default y |
| 315 | help |
| 316 | In SPL memory is very limited on many platforms. Still, |
| 317 | we can provide a small malloc() pool if needed. Driver model in |
| 318 | particular needs this to operate, so that it can allocate the |
| 319 | initial serial device and any others that are needed. |
| 320 | |
Andy Yan | 1fa20e4d | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 321 | config SPL_SYS_MALLOC_F_LEN |
Simon Glass | bbfdaf3 | 2021-01-21 13:57:06 -0700 | [diff] [blame] | 322 | hex "Size of malloc() pool in SPL" |
Simon Glass | adad2d0 | 2023-09-26 08:14:27 -0600 | [diff] [blame] | 323 | depends on SPL_SYS_MALLOC_F |
Marek Vasut | e39fa7d | 2018-10-03 12:44:13 +0200 | [diff] [blame] | 324 | default 0x2800 if RCAR_GEN3 |
Peng Fan | 7e43a2e | 2022-09-15 09:38:18 +0800 | [diff] [blame] | 325 | default 0x2000 if IMX8MQ |
Michal Simek | 0601c1b | 2018-07-24 14:47:43 +0200 | [diff] [blame] | 326 | default SYS_MALLOC_F_LEN |
| 327 | help |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 328 | Sets the size of the malloc() pool in SPL. This is used for |
| 329 | driver model and other features, which must allocate memory for |
| 330 | data structures. |
Philipp Tomsich | 1013935 | 2017-07-28 11:06:03 +0200 | [diff] [blame] | 331 | |
Simon Glass | 67e3fca | 2023-09-26 08:14:16 -0600 | [diff] [blame] | 332 | It is possible to enable CFG_SPL_SYS_MALLOC_START to start a new |
Simon Glass | bbfdaf3 | 2021-01-21 13:57:06 -0700 | [diff] [blame] | 333 | malloc() region in SDRAM once it is inited. |
| 334 | |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 335 | config TPL_SYS_MALLOC_F |
John Keeping | cd68972 | 2023-11-14 11:30:17 +0000 | [diff] [blame] | 336 | bool "Enable malloc() pool in TPL" |
Adam Ford | 43a1e2d | 2019-08-13 14:32:30 -0500 | [diff] [blame] | 337 | depends on SYS_MALLOC_F && TPL |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 338 | default y if SPL_SYS_MALLOC_F |
Michal Simek | 0601c1b | 2018-07-24 14:47:43 +0200 | [diff] [blame] | 339 | help |
Simon Glass | bbfdaf3 | 2021-01-21 13:57:06 -0700 | [diff] [blame] | 340 | In TPL memory is very limited on many platforms. Still, |
Michal Simek | 0601c1b | 2018-07-24 14:47:43 +0200 | [diff] [blame] | 341 | we can provide a small malloc() pool if needed. Driver model in |
| 342 | particular needs this to operate, so that it can allocate the |
| 343 | initial serial device and any others that are needed. |
Andy Yan | 1fa20e4d | 2017-07-24 17:43:34 +0800 | [diff] [blame] | 344 | |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 345 | config TPL_SYS_MALLOC_F_LEN |
| 346 | hex "Size of malloc() pool in TPL" |
Simon Glass | adad2d0 | 2023-09-26 08:14:27 -0600 | [diff] [blame] | 347 | depends on TPL_SYS_MALLOC_F |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 348 | default SPL_SYS_MALLOC_F_LEN |
| 349 | help |
| 350 | Sets the size of the malloc() pool in TPL. This is used for |
| 351 | driver model and other features, which must allocate memory for |
| 352 | data structures. |
| 353 | |
Sean Anderson | 3b00484 | 2022-03-23 14:04:48 -0400 | [diff] [blame] | 354 | config VALGRIND |
| 355 | bool "Inform valgrind about memory allocations" |
Sean Anderson | 39866b6 | 2022-05-27 10:03:00 -0400 | [diff] [blame] | 356 | depends on !RISCV |
Sean Anderson | 3b00484 | 2022-03-23 14:04:48 -0400 | [diff] [blame] | 357 | help |
| 358 | Valgrind is an instrumentation framework for building dynamic analysis |
| 359 | tools. In particular, it may be used to detect memory management bugs |
| 360 | in U-Boot. It relies on knowing when heap blocks are allocated in |
| 361 | order to give accurate results. This happens automatically for |
| 362 | standard allocator functions provided by the host OS. However, this |
| 363 | doesn't automatically happen for U-Boot's malloc implementation. |
| 364 | |
| 365 | Enable this option to annotate U-Boot's malloc implementation so that |
| 366 | it can be handled accurately by Valgrind. If you aren't planning on |
| 367 | using valgrind to debug U-Boot, say 'n'. |
| 368 | |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 369 | config VPL_SYS_MALLOC_F |
| 370 | bool "Enable malloc() pool in VPL" |
Simon Glass | e7ca7da | 2022-04-30 00:56:53 -0600 | [diff] [blame] | 371 | depends on SYS_MALLOC_F && VPL |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 372 | default y if SPL_SYS_MALLOC_F |
Simon Glass | e7ca7da | 2022-04-30 00:56:53 -0600 | [diff] [blame] | 373 | help |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 374 | In VPL memory is very limited on many platforms. Still, |
Simon Glass | e7ca7da | 2022-04-30 00:56:53 -0600 | [diff] [blame] | 375 | we can provide a small malloc() pool if needed. Driver model in |
| 376 | particular needs this to operate, so that it can allocate the |
| 377 | initial serial device and any others that are needed. |
| 378 | |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 379 | config VPL_SYS_MALLOC_F_LEN |
| 380 | hex "Size of malloc() pool in VPL before relocation" |
Simon Glass | adad2d0 | 2023-09-26 08:14:27 -0600 | [diff] [blame] | 381 | depends on VPL_SYS_MALLOC_F |
| 382 | default SPL_SYS_MALLOC_F_LEN |
Simon Glass | 2f7409a | 2023-09-26 08:14:24 -0600 | [diff] [blame] | 383 | help |
| 384 | Sets the size of the malloc() pool in VPL. This is used for |
| 385 | driver model and other features, which must allocate memory for |
| 386 | data structures. |
| 387 | |
Tom Rini | a50d5b5 | 2014-11-14 09:34:29 +0100 | [diff] [blame] | 388 | menuconfig EXPERT |
Przemyslaw Marczak | 8843678 | 2015-03-04 14:01:24 +0100 | [diff] [blame] | 389 | bool "Configure standard U-Boot features (expert users)" |
| 390 | default y |
| 391 | help |
| 392 | This option allows certain base U-Boot options and settings |
| 393 | to be disabled or tweaked. This is for specialized |
| 394 | environments which can tolerate a "non-standard" U-Boot. |
Robert P. J. Day | 2f845be | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 395 | Use this only if you really know what you are doing. |
Przemyslaw Marczak | 8843678 | 2015-03-04 14:01:24 +0100 | [diff] [blame] | 396 | |
| 397 | if EXPERT |
| 398 | config SYS_MALLOC_CLEAR_ON_INIT |
| 399 | bool "Init with zeros the memory reserved for malloc (slow)" |
| 400 | default y |
| 401 | help |
| 402 | This setting is enabled by default. The reserved malloc |
| 403 | memory is initialized with zeros, so first malloc calls |
| 404 | will return the pointer to the zeroed memory. But this |
| 405 | slows the boot time. |
Tom Rini | a50d5b5 | 2014-11-14 09:34:29 +0100 | [diff] [blame] | 406 | |
Przemyslaw Marczak | 8843678 | 2015-03-04 14:01:24 +0100 | [diff] [blame] | 407 | It is recommended to disable it, when CONFIG_SYS_MALLOC_LEN |
| 408 | value, has more than few MiB, e.g. when uses bzip2 or bmp logo. |
| 409 | Then the boot time can be significantly reduced. |
| 410 | Warning: |
| 411 | When disabling this, please check if malloc calls, maybe |
Robert P. J. Day | 2f845be | 2016-04-16 05:53:07 -0400 | [diff] [blame] | 412 | should be replaced by calloc - if one expects zeroed memory. |
Simon Glass | 86a6449 | 2016-06-30 10:52:20 -0600 | [diff] [blame] | 413 | |
Shengyu Qu | 9b67630 | 2023-08-25 00:25:18 +0800 | [diff] [blame] | 414 | config SPL_SYS_MALLOC_CLEAR_ON_INIT |
| 415 | bool "Init with zeros the memory reserved for malloc (slow) in SPL" |
| 416 | depends on SPL |
| 417 | default SYS_MALLOC_CLEAR_ON_INIT |
| 418 | help |
| 419 | Same as SYS_MALLOC_CLEAR_ON_INIT, but for SPL. It's possible to |
| 420 | Enable it without SYS_MALLOC_CLEAR_ON_INIT. It's useful for boards |
| 421 | that must have particular memory regions zero'ed before first use. |
| 422 | If SYS_SPL_MALLOC_START is configured to be in such region, this |
| 423 | option should be enabled. |
| 424 | |
Marek Bykowski | b4032a7 | 2020-04-29 18:23:07 +0200 | [diff] [blame] | 425 | config SYS_MALLOC_DEFAULT_TO_INIT |
| 426 | bool "Default malloc to init while reserving the memory for it" |
Marek Bykowski | b4032a7 | 2020-04-29 18:23:07 +0200 | [diff] [blame] | 427 | help |
| 428 | It may happen that one needs to move the dynamic allocation |
| 429 | from one to another memory range, eg. when moving the malloc |
| 430 | from the limited static to a potentially large dynamic (DDR) |
| 431 | memory. |
| 432 | |
| 433 | If so then on top of setting the updated memory aside one |
| 434 | needs to bring the malloc init. |
| 435 | |
| 436 | If such a scenario is sought choose yes. |
| 437 | |
Simon Glass | 86a6449 | 2016-06-30 10:52:20 -0600 | [diff] [blame] | 438 | config TOOLS_DEBUG |
| 439 | bool "Enable debug information for tools" |
| 440 | help |
| 441 | Enable generation of debug information for tools such as mkimage. |
| 442 | This can be used for debugging purposes. With debug information |
| 443 | it is possible to set breakpoints on particular lines, single-step |
| 444 | debug through the source code, etc. |
| 445 | |
Robert P. J. Day | e4829f3 | 2017-01-02 16:32:13 -0500 | [diff] [blame] | 446 | endif # EXPERT |
Masahiro Yamada | 653e9fe | 2016-07-25 19:56:03 +0900 | [diff] [blame] | 447 | |
| 448 | config PHYS_64BIT |
| 449 | bool "64bit physical address support" |
Johan Jonker | 02e3e06 | 2023-03-13 01:33:23 +0100 | [diff] [blame] | 450 | select FDT_64BIT |
Masahiro Yamada | 653e9fe | 2016-07-25 19:56:03 +0900 | [diff] [blame] | 451 | help |
| 452 | Say Y here to support 64bit physical memory address. |
| 453 | This can be used not only for 64bit SoCs, but also for |
Chris Packham | 2b52a24 | 2019-01-13 22:13:19 +1300 | [diff] [blame] | 454 | large physical address extension on 32bit SoCs. |
Masahiro Yamada | 653e9fe | 2016-07-25 19:56:03 +0900 | [diff] [blame] | 455 | |
Johan Jonker | 02e3e06 | 2023-03-13 01:33:23 +0100 | [diff] [blame] | 456 | config FDT_64BIT |
| 457 | bool "64bit fdt address support" |
| 458 | help |
| 459 | Say Y here to support 64bit fdt addresses. |
| 460 | This can be used not only for 64bit SoCs, but also |
| 461 | for large address extensions on 32bit SoCs. |
| 462 | |
Simon Glass | f69c009 | 2020-07-19 13:55:52 -0600 | [diff] [blame] | 463 | config HAS_ROM |
| 464 | bool |
| 465 | select BINMAN |
| 466 | help |
| 467 | Enables building of a u-boot.rom target. This collects U-Boot and |
| 468 | any necessary binary blobs. |
| 469 | |
Stefan Roese | e915cbc | 2019-04-03 15:24:50 +0200 | [diff] [blame] | 470 | config SPL_IMAGE |
| 471 | string "SPL image used in the combined SPL+U-Boot image" |
| 472 | default "spl/boot.bin" if ARCH_AT91 && SPL_NAND_SUPPORT |
| 473 | default "spl/u-boot-spl.bin" |
Adam Ford | 43a1e2d | 2019-08-13 14:32:30 -0500 | [diff] [blame] | 474 | depends on SPL |
Stefan Roese | e915cbc | 2019-04-03 15:24:50 +0200 | [diff] [blame] | 475 | help |
| 476 | Select the SPL build target that shall be generated by the SPL |
| 477 | build process (default spl/u-boot-spl.bin). This image will be |
| 478 | used to generate a combined image with SPL and main U-Boot |
| 479 | proper as one single image. |
| 480 | |
Alper Nebi Yasak | 2beb0f4 | 2022-01-29 18:25:30 +0300 | [diff] [blame] | 481 | config REMAKE_ELF |
| 482 | bool "Recreate an ELF image from raw U-Boot binary" |
| 483 | help |
| 484 | Enable this to recreate an ELF image (u-boot.elf) from the raw |
| 485 | U-Boot binary (u-boot.bin), which may already have been statically |
| 486 | relocated and may already have a device-tree appended to it. |
| 487 | |
Jagan Teki | aee9ed3 | 2019-01-18 12:52:49 +0530 | [diff] [blame] | 488 | config BUILD_TARGET |
| 489 | string "Build target special images" |
Hai Pham | 9046b5f | 2023-02-28 22:22:03 +0100 | [diff] [blame] | 490 | default "u-boot-elf.srec" if RCAR_64 |
Marek Vasut | 9a976c1 | 2023-02-28 07:22:21 +0100 | [diff] [blame] | 491 | default "u-boot-with-spl.bin" if ARCH_AT91 && SPL_NAND_SUPPORT |
| 492 | default "u-boot-with-spl.bin" if MPC85xx && !E500MC && !E5500 && !E6500 && SPL |
| 493 | default "u-boot-with-spl.imx" if ARCH_MX6 && SPL |
| 494 | default "u-boot-with-spl.kwb" if ARMADA_32BIT && SPL |
Dalon Westergreen | 8fb280c | 2019-03-20 13:15:21 -0700 | [diff] [blame] | 495 | default "u-boot-with-spl.sfp" if TARGET_SOCFPGA_ARRIA10 |
| 496 | default "u-boot-with-spl.sfp" if TARGET_SOCFPGA_GEN5 |
Simon Glass | 6a50cd1 | 2020-07-19 13:56:12 -0600 | [diff] [blame] | 497 | default "u-boot.itb" if !BINMAN && SPL_LOAD_FIT && (ARCH_ROCKCHIP || \ |
Samuel Holland | 3be2d9f | 2023-01-22 11:23:51 -0600 | [diff] [blame] | 498 | RISCV || ARCH_ZYNQMP) |
Pali RohĂĄr | a4a4f95 | 2022-12-29 02:39:19 +0100 | [diff] [blame] | 499 | default "u-boot.kwb" if (ARCH_KIRKWOOD || ARMADA_32BIT) && !SPL |
Jagan Teki | aee9ed3 | 2019-01-18 12:52:49 +0530 | [diff] [blame] | 500 | help |
| 501 | Some SoCs need special image types (e.g. U-Boot binary |
| 502 | with a special header) as build targets. By defining |
| 503 | CONFIG_BUILD_TARGET in the SoC / board header, this |
| 504 | special image will be automatically built upon calling |
| 505 | make / buildman. |
| 506 | |
Tom Rini | 876df34 | 2022-03-30 18:07:11 -0400 | [diff] [blame] | 507 | config HAS_BOARD_SIZE_LIMIT |
| 508 | bool "Define a maximum size for the U-Boot image" |
Marek Vasut | b42de38 | 2024-02-11 18:34:29 +0100 | [diff] [blame] | 509 | default y if RCAR_32 || RCAR_64 |
Tom Rini | 876df34 | 2022-03-30 18:07:11 -0400 | [diff] [blame] | 510 | help |
| 511 | In some cases, we need to enforce a hard limit on how big the U-Boot |
| 512 | image itself can be. |
| 513 | |
| 514 | config BOARD_SIZE_LIMIT |
| 515 | int "Maximum size of the U-Boot image in bytes" |
Marek Vasut | b42de38 | 2024-02-11 18:34:29 +0100 | [diff] [blame] | 516 | default 524288 if RCAR_32 |
Hai Pham | 9046b5f | 2023-02-28 22:22:03 +0100 | [diff] [blame] | 517 | default 1048576 if RCAR_64 |
Tom Rini | 876df34 | 2022-03-30 18:07:11 -0400 | [diff] [blame] | 518 | depends on HAS_BOARD_SIZE_LIMIT |
| 519 | help |
| 520 | Maximum size of the U-Boot image. When defined, the build system |
| 521 | checks that the actual size does not exceed it. This does not |
| 522 | include SPL nor TPL, on platforms that use that functionality, they |
| 523 | have a separate option to restict size. |
| 524 | |
Tom Rini | e478f70 | 2019-06-02 08:57:32 -0400 | [diff] [blame] | 525 | config SYS_CUSTOM_LDSCRIPT |
| 526 | bool "Use a custom location for the U-Boot linker script" |
| 527 | help |
| 528 | Normally when linking U-Boot we will look in the board directory, |
| 529 | the CPU directory and finally the "cpu" directory of the architecture |
| 530 | for the ile "u-boot.lds" and use that as our linker. However, in |
| 531 | some cases we need to provide a different linker script. To do so, |
| 532 | enable this option and then provide the location under |
| 533 | CONFIG_SYS_LDSCRIPT. |
| 534 | |
| 535 | config SYS_LDSCRIPT |
| 536 | depends on SYS_CUSTOM_LDSCRIPT |
| 537 | string "Custom ldscript location" |
| 538 | help |
| 539 | Path within the source tree to the linker script to use for the |
| 540 | main U-Boot binary. |
| 541 | |
Tom Rini | 0997ee0 | 2021-08-23 10:25:31 -0400 | [diff] [blame] | 542 | config SYS_LOAD_ADDR |
| 543 | hex "Address in memory to use by default" |
| 544 | default 0x01000000 if ARCH_SOCFPGA |
| 545 | default 0x02000000 if PPC || X86 |
Icenowy Zheng | 711fab3 | 2022-01-29 10:23:09 -0500 | [diff] [blame] | 546 | default 0x81000000 if MACH_SUNIV |
Tom Rini | 0997ee0 | 2021-08-23 10:25:31 -0400 | [diff] [blame] | 547 | default 0x22000000 if MACH_SUN9I |
Icenowy Zheng | 711fab3 | 2022-01-29 10:23:09 -0500 | [diff] [blame] | 548 | default 0x42000000 if ARCH_SUNXI |
Tom Rini | 0997ee0 | 2021-08-23 10:25:31 -0400 | [diff] [blame] | 549 | default 0x82000000 if ARCH_KEYSTONE || ARCH_OMAP2PLUS || ARCH_K3 |
| 550 | default 0x82000000 if ARCH_MX6 && (MX6SL || MX6SLL || MX6SX || MX6UL || MX6ULL) |
| 551 | default 0x12000000 if ARCH_MX6 && !(MX6SL || MX6SLL || MX6SX || MX6UL || MX6ULL) |
| 552 | default 0x80800000 if ARCH_MX7 |
| 553 | default 0x90000000 if FSL_LSCH2 || FSL_LSCH3 |
Oliver Gaskell | d4f7cb5 | 2024-09-12 16:50:54 +0100 | [diff] [blame] | 554 | default 0x0 if ARCH_SC5XX |
Tom Rini | 0997ee0 | 2021-08-23 10:25:31 -0400 | [diff] [blame] | 555 | help |
| 556 | Address in memory to use as the default safe load address. |
| 557 | |
Simon Goldschmidt | 9c05511 | 2019-10-22 21:29:46 +0200 | [diff] [blame] | 558 | config ERR_PTR_OFFSET |
| 559 | hex |
| 560 | default 0x0 |
| 561 | help |
| 562 | Some U-Boot pointers have redundant information, so we can use a |
| 563 | scheme where we can return either an error code or a pointer with the |
| 564 | same return value. The default implementation just casts the pointer |
| 565 | to a number, however, this may fail on platforms where the end of the |
| 566 | address range is used for valid pointers (e.g. 0xffffff00 is a valid |
| 567 | heap pointer in socfpga SPL). |
| 568 | For such platforms, this value provides an upper range of those error |
| 569 | pointer values - up to 'MAX_ERRNO' bytes below this value must be |
| 570 | unused/invalid addresses. |
| 571 | |
Michal Simek | 5d458a1 | 2020-03-30 13:58:59 +0200 | [diff] [blame] | 572 | config PLATFORM_ELFENTRY |
| 573 | string |
| 574 | default "__start" if MIPS |
| 575 | default "_start" |
| 576 | |
Heinrich Schuchardt | c6dcbe1 | 2020-07-29 12:37:35 +0200 | [diff] [blame] | 577 | config STACK_SIZE |
| 578 | hex "Define max stack size that can be used by U-Boot" |
Michal Simek | 2e53eb2 | 2022-09-19 14:21:02 +0200 | [diff] [blame] | 579 | default 0x4000000 if ARCH_VERSAL_NET || ARCH_VERSAL || ARCH_ZYNQMP |
Heinrich Schuchardt | c6dcbe1 | 2020-07-29 12:37:35 +0200 | [diff] [blame] | 580 | default 0x200000 if MICROBLAZE |
| 581 | default 0x1000000 |
| 582 | help |
| 583 | Define Max stack size that can be used by U-Boot. This value is used |
| 584 | by the UEFI sub-system. On some boards initrd_high is calculated as |
| 585 | base stack pointer minus this stack size. |
| 586 | |
Tom Rini | 5c1e727 | 2022-04-06 10:33:32 -0400 | [diff] [blame] | 587 | config SYS_MEM_TOP_HIDE |
| 588 | hex "Exclude some memory from U-Boot / OS information" |
| 589 | default 0x0 |
| 590 | help |
| 591 | If set, this specified memory area will get subtracted from the top |
| 592 | (end) of RAM and won't get "touched" at all by U-Boot. By fixing up |
| 593 | gd->ram_size the OS / next stage should gets passed the now |
| 594 | "corrected" memory size and won't touch it either. |
| 595 | WARNING: Please make sure that this value is a multiple of the OS |
| 596 | page size. |
| 597 | |
Ovidiu Panait | 2cdfed2 | 2020-07-24 14:12:09 +0300 | [diff] [blame] | 598 | config SYS_HAS_SRAM |
| 599 | bool |
| 600 | default y if TARGET_PIC32MZDASK |
| 601 | default y if TARGET_DEVKIT8000 |
| 602 | default y if TARGET_TRICORDER |
Ovidiu Panait | 2cdfed2 | 2020-07-24 14:12:09 +0300 | [diff] [blame] | 603 | help |
| 604 | Enable this to allow support for the on board SRAM. |
| 605 | SRAM base address is controlled by CONFIG_SYS_SRAM_BASE. |
| 606 | SRAM size is controlled by CONFIG_SYS_SRAM_SIZE. |
| 607 | |
Ovidiu Panait | 6274921 | 2020-07-24 14:12:10 +0300 | [diff] [blame] | 608 | config SYS_SRAM_BASE |
| 609 | hex |
| 610 | default 0x80000000 if TARGET_PIC32MZDASK |
Ovidiu Panait | 0a2ef26 | 2020-07-24 14:12:12 +0300 | [diff] [blame] | 611 | default 0x40200000 if TARGET_DEVKIT8000 |
| 612 | default 0x40200000 if TARGET_TRICORDER |
Ovidiu Panait | 6274921 | 2020-07-24 14:12:10 +0300 | [diff] [blame] | 613 | default 0x0 |
| 614 | |
Ovidiu Panait | cb22996 | 2020-07-24 14:12:11 +0300 | [diff] [blame] | 615 | config SYS_SRAM_SIZE |
| 616 | hex |
| 617 | default 0x00080000 if TARGET_PIC32MZDASK |
| 618 | default 0x10000 if TARGET_DEVKIT8000 |
| 619 | default 0x10000 if TARGET_TRICORDER |
| 620 | default 0x0 |
| 621 | |
Tom Rini | 7f18432 | 2022-10-28 20:27:07 -0400 | [diff] [blame] | 622 | config SYS_MONITOR_LEN |
| 623 | int "Maximum size in bytes reserved for U-Boot in memory" |
| 624 | default 1048576 if X86 |
Paul Kocialkowski | 656b239 | 2024-07-28 22:24:57 +0200 | [diff] [blame] | 625 | default 262144 if OMAP34XX |
Andre Przywara | 5b3c337 | 2022-11-19 16:10:59 +0000 | [diff] [blame] | 626 | default 786432 if ARCH_SUNXI |
Tom Rini | 7f18432 | 2022-10-28 20:27:07 -0400 | [diff] [blame] | 627 | default 0 |
| 628 | help |
| 629 | Size of memory reserved for monitor code, used to determine |
| 630 | _at_compile_time_ (!) if the environment is embedded within the |
| 631 | U-Boot image, or in a separate flash sector, among other uses where |
| 632 | we need to set a maximum size of the U-Boot binary itself that will |
| 633 | be loaded. |
| 634 | |
Ashok Reddy Soma | 1e6f996 | 2022-01-17 10:16:50 +0100 | [diff] [blame] | 635 | config MP |
| 636 | bool "Support for multiprocessor" |
| 637 | help |
| 638 | This provides an option to bringup different processors |
| 639 | in multiprocessor cases. |
| 640 | |
Simon Glass | f7b09e2 | 2023-09-14 10:55:54 -0600 | [diff] [blame] | 641 | config HAVE_TEXT_BASE |
| 642 | bool |
| 643 | depends on !NIOS2 && !XTENSA |
| 644 | depends on !EFI_APP |
| 645 | default y |
| 646 | |
| 647 | config TEXT_BASE |
| 648 | depends on HAVE_TEXT_BASE |
| 649 | default 0x0 if POSITION_INDEPENDENT |
Marek Vasut | e957fb0 | 2024-10-20 23:00:38 +0200 | [diff] [blame^] | 650 | default 0x17800000 if ARCH_MX6 |
Simon Glass | f7b09e2 | 2023-09-14 10:55:54 -0600 | [diff] [blame] | 651 | default 0x80800000 if ARCH_OMAP2PLUS || ARCH_K3 |
| 652 | default 0x81700000 if MACH_SUNIV |
| 653 | default 0x2a000000 if MACH_SUN9I |
| 654 | default 0x4a000000 if SUNXI_MINIMUM_DRAM_MB >= 256 |
| 655 | default 0x42e00000 if SUNXI_MINIMUM_DRAM_MB >= 64 |
Oliver Gaskell | d4f7cb5 | 2024-09-12 16:50:54 +0100 | [diff] [blame] | 656 | default 0x96000000 if ARCH_SC5XX && SC59X_64 |
Oliver Gaskell | 14032b3 | 2024-09-12 16:50:56 +0100 | [diff] [blame] | 657 | default 0xB2200000 if ARCH_SC5XX && SC59X |
Oliver Gaskell | 053a120 | 2024-09-12 16:50:58 +0100 | [diff] [blame] | 658 | default 0x89200000 if ARCH_SC5XX && TARGET_SC584_EZKIT |
Oliver Gaskell | 5385eee | 2024-09-12 16:51:00 +0100 | [diff] [blame] | 659 | default 0xC2200000 if ARCH_SC5XX && (TARGET_SC589_EZKIT || TARGET_SC589_MINI) |
Oliver Gaskell | cb0d39d | 2024-09-12 16:51:01 +0100 | [diff] [blame] | 660 | default 0x82200000 if ARCH_SC5XX && SC57X |
Simon Glass | f7b09e2 | 2023-09-14 10:55:54 -0600 | [diff] [blame] | 661 | hex "Text Base" |
| 662 | help |
Jesse Taube | 93ee5c8 | 2023-08-24 21:59:48 -0400 | [diff] [blame] | 663 | The address in memory that U-Boot will be copied and executed from |
| 664 | initially. |
| 665 | |
| 666 | config HAVE_SYS_UBOOT_START |
| 667 | bool "Use custom U-Boot Start" |
| 668 | depends on HAVE_TEXT_BASE |
| 669 | help |
| 670 | By default, the address in memory that U-Boot will be copied from |
| 671 | (TEXT_BASE) and the entry point are the same. Select this to start the |
| 672 | execution of U-Boot from a different address. |
| 673 | This may be required if a header or vector table needs to be copied |
| 674 | but not executed. |
| 675 | |
| 676 | config SYS_UBOOT_START |
| 677 | hex |
| 678 | depends on HAVE_TEXT_BASE |
| 679 | default TEXT_BASE |
| 680 | prompt "U-Boot entry" if HAVE_SYS_UBOOT_START |
| 681 | help |
| 682 | If TEXT_BASE differs from the start of execution, this sets the |
| 683 | address in memory that U-Boot will start execution from initially. |
Simon Glass | f7b09e2 | 2023-09-14 10:55:54 -0600 | [diff] [blame] | 684 | |
| 685 | config HAVE_SYS_MONITOR_BASE |
| 686 | bool |
| 687 | depends on ARC || MIPS || M68K || NIOS2 || PPC || XTENSA || X86 \ |
| 688 | || ENV_IS_IN_FLASH || MTD_NOR_FLASH |
| 689 | depends on !EFI_APP |
| 690 | default y |
| 691 | |
| 692 | config SYS_MONITOR_BASE |
| 693 | depends on HAVE_SYS_MONITOR_BASE |
| 694 | hex "Physical start address of boot monitor code" |
| 695 | default TEXT_BASE |
| 696 | help |
| 697 | The physical start address of boot monitor code (which is the same as |
| 698 | CONFIG_TEXT_BASE when linking) and the same as CFG_SYS_FLASH_BASE |
| 699 | when booting from flash. |
| 700 | |
| 701 | config SPL_SYS_MONITOR_BASE |
| 702 | depends on MPC85xx && SPL && HAVE_SYS_MONITOR_BASE |
| 703 | hex "Physical start address of SPL monitor code" |
| 704 | default SPL_TEXT_BASE |
| 705 | |
| 706 | config TPL_SYS_MONITOR_BASE |
| 707 | depends on MPC85xx && TPL && HAVE_SYS_MONITOR_BASE |
| 708 | hex "Physical start address of TPL monitor code" |
| 709 | |
| 710 | config DYNAMIC_SYS_CLK_FREQ |
| 711 | bool "Determine CPU clock frequency at run-time" |
| 712 | help |
| 713 | Implement a get_board_sys_clk function that will determine the CPU |
| 714 | clock frequency at run time, rather than define it statically. |
| 715 | |
| 716 | config SYS_CLK_FREQ |
| 717 | depends on !DYNAMIC_SYS_CLK_FREQ |
| 718 | int "CPU clock frequency" |
| 719 | default 125000000 if ARCH_LS1012A |
| 720 | default 100000000 if ARCH_P2020 || ARCH_T1024 || ARCH_T1042 || \ |
| 721 | ARCH_LS1021A || FSL_LSCH2 || FSL_LSCH3 |
| 722 | default 66666666 if ARCH_P1010 || ARCH_P1020 || ARCH_T4240 |
| 723 | default 66660000 if ARCH_T2080 |
| 724 | default 33333333 if RCAR_GEN3 |
| 725 | default 24000000 if ARCH_EXYNOS |
| 726 | default 20000000 if RCAR_GEN2 |
| 727 | default 0 |
| 728 | help |
| 729 | A static value for the CPU frequency. Note that if not required |
| 730 | for a given SoC, this can be left at 0. |
Masahiro Yamada | 9eeddf2 | 2014-11-26 18:42:31 +0900 | [diff] [blame] | 731 | |
Greg Malysa | 547f54c | 2024-03-19 22:16:07 -0400 | [diff] [blame] | 732 | config HAS_LDR |
| 733 | bool |
| 734 | help |
| 735 | Enables building .ldr targets for U-Boot and SPL. This does not |
| 736 | automatically build any additional targets with make or buildman. |
| 737 | |
| 738 | config LDR_CPU |
| 739 | string "CPU name to be passed to LDR utility." |
| 740 | depends on HAS_LDR |
| 741 | help |
| 742 | Set the CPU name for the -T parameter in the LDR utility. This is |
| 743 | generally used on processors from Analog Devices, but may be also |
| 744 | be useful for other vendors. |
| 745 | |
Emmanuel Vadot | aa02099 | 2017-01-31 12:17:04 +0100 | [diff] [blame] | 746 | source "api/Kconfig" |
| 747 | |
Simon Glass | 06c1035 | 2023-09-14 10:55:40 -0600 | [diff] [blame] | 748 | endmenu # General setup |
| 749 | |
Simon Glass | 91944df | 2021-10-14 12:47:54 -0600 | [diff] [blame] | 750 | source "boot/Kconfig" |
| 751 | |
Masahiro Yamada | f3e12b7 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 752 | source "common/Kconfig" |
| 753 | |
Simon Glass | 29499a0 | 2016-01-17 20:53:51 -0700 | [diff] [blame] | 754 | source "cmd/Kconfig" |
| 755 | |
Patrick Delaunay | dc28060 | 2017-01-27 11:00:35 +0100 | [diff] [blame] | 756 | source "disk/Kconfig" |
| 757 | |
Masahiro Yamada | 9fadbc8 | 2014-09-22 19:59:05 +0900 | [diff] [blame] | 758 | source "dts/Kconfig" |
| 759 | |
Simon Glass | 547cb40 | 2017-08-03 12:21:49 -0600 | [diff] [blame] | 760 | source "env/Kconfig" |
| 761 | |
Jerome Forissier | e0f9551 | 2024-10-16 12:03:59 +0200 | [diff] [blame] | 762 | menu Networking |
| 763 | |
| 764 | choice |
| 765 | prompt "Networking stack" |
| 766 | default NET |
| 767 | |
| 768 | config NO_NET |
| 769 | bool "No networking support" |
| 770 | |
| 771 | config NET |
| 772 | bool "Legacy U-Boot networking stack" |
| 773 | imply NETDEVICES |
| 774 | |
| 775 | config NET_LWIP |
| 776 | bool "Use lwIP for networking stack" |
| 777 | imply NETDEVICES |
| 778 | help |
| 779 | Include networking support based on the lwIP (lightweight IP) |
| 780 | TCP/IP stack (https://nongnu.org/lwip). This is a replacement for |
| 781 | the default U-Boot network stack and applications located in net/ |
| 782 | and enabled via CONFIG_NET as well as other pieces of code that |
| 783 | depend on CONFIG_NET (such as cmd/net.c enabled via CONFIG_CMD_NET). |
| 784 | Therefore the two symbols CONFIG_NET and CONFIG_NET_LWIP are mutually |
| 785 | exclusive. |
| 786 | |
| 787 | endchoice |
| 788 | |
Masahiro Yamada | f3e12b7 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 789 | source "net/Kconfig" |
| 790 | |
Jerome Forissier | e0f9551 | 2024-10-16 12:03:59 +0200 | [diff] [blame] | 791 | endmenu |
| 792 | |
Masahiro Yamada | f3e12b7 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 793 | source "drivers/Kconfig" |
| 794 | |
| 795 | source "fs/Kconfig" |
| 796 | |
| 797 | source "lib/Kconfig" |
Simon Glass | 9dd430d | 2015-02-05 21:41:37 -0700 | [diff] [blame] | 798 | |
| 799 | source "test/Kconfig" |
Simon Glass | 31b24b4 | 2020-09-10 20:21:27 -0600 | [diff] [blame] | 800 | |
| 801 | source "tools/Kconfig" |