chore: rename hunter to a720

Rename cortex_hunter to cortex_a720

Change-Id: Id4e0e2cd47051c2e92b3f16373ea06ef4df1d75f
Signed-off-by: Govindraj Raja <govindraj.raja@arm.com>
diff --git a/docs/plat/arm/tc/index.rst b/docs/plat/arm/tc/index.rst
index 925befc..ca9efb6 100644
--- a/docs/plat/arm/tc/index.rst
+++ b/docs/plat/arm/tc/index.rst
@@ -19,7 +19,7 @@
 
 -  TC0 has support for Cortex A510, Cortex A710 and Cortex X2. (Note TC0 is now deprecated)
 -  TC1 has support for Cortex A510, Cortex Makalu and Cortex X3.
--  TC2 has support for Hayes and Hunter Arm CPUs.
+-  TC2 has support for Hayes and Cortex A720 Arm CPUs.
 
 
 Boot Sequence
@@ -58,6 +58,6 @@
 
 --------------
 
-*Copyright (c) 2020-2022, Arm Limited. All rights reserved.*
+*Copyright (c) 2020-2023, Arm Limited. All rights reserved.*
 
 .. _Arm Toolchain: https://developer.arm.com/tools-and-software/open-source-software/developer-tools/gnu-toolchain/downloads
diff --git a/docs/security_advisories/security-advisory-tfv-9.rst b/docs/security_advisories/security-advisory-tfv-9.rst
index d73e74b..762801d 100644
--- a/docs/security_advisories/security-advisory-tfv-9.rst
+++ b/docs/security_advisories/security-advisory-tfv-9.rst
@@ -77,7 +77,7 @@
 +----------------------+
 | Cortex-A715          |
 +----------------------+
-| Cortex-Hunter        |
+| Cortex-A720          |
 +----------------------+
 | Neoverse-N1          |
 +----------------------+
diff --git a/include/lib/cpus/aarch64/cortex_a720.h b/include/lib/cpus/aarch64/cortex_a720.h
new file mode 100644
index 0000000..47bbbc0
--- /dev/null
+++ b/include/lib/cpus/aarch64/cortex_a720.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2021-2023, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef CORTEX_A720_H
+#define CORTEX_A720_H
+
+#define CORTEX_A720_MIDR					U(0x410FD810)
+
+/* Cortex A720 loop count for CVE-2022-23960 mitigation */
+#define CORTEX_A720_BHB_LOOP_COUNT				U(132)
+
+/*******************************************************************************
+ * CPU Extended Control register specific definitions
+ ******************************************************************************/
+#define CORTEX_A720_CPUECTLR_EL1				S3_0_C15_C1_4
+
+/*******************************************************************************
+ * CPU Power Control register specific definitions
+ ******************************************************************************/
+#define CORTEX_A720_CPUPWRCTLR_EL1				S3_0_C15_C2_7
+#define CORTEX_A720_CPUPWRCTLR_EL1_CORE_PWRDN_BIT		U(1)
+
+#endif /* CORTEX_A720_H */
diff --git a/include/lib/cpus/aarch64/cortex_hunter.h b/include/lib/cpus/aarch64/cortex_hunter.h
deleted file mode 100644
index 24bd217..0000000
--- a/include/lib/cpus/aarch64/cortex_hunter.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (c) 2021-2022, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef CORTEX_HUNTER_H
-#define CORTEX_HUNTER_H
-
-#define CORTEX_HUNTER_MIDR					U(0x410FD810)
-
-/* Cortex Hunter loop count for CVE-2022-23960 mitigation */
-#define CORTEX_HUNTER_BHB_LOOP_COUNT				U(132)
-
-/*******************************************************************************
- * CPU Extended Control register specific definitions
- ******************************************************************************/
-#define CORTEX_HUNTER_CPUECTLR_EL1				S3_0_C15_C1_4
-
-/*******************************************************************************
- * CPU Power Control register specific definitions
- ******************************************************************************/
-#define CORTEX_HUNTER_CPUPWRCTLR_EL1				S3_0_C15_C2_7
-#define CORTEX_HUNTER_CPUPWRCTLR_EL1_CORE_PWRDN_BIT		U(1)
-
-#endif /* CORTEX_HUNTER_H */
diff --git a/lib/cpus/aarch64/cortex_a720.S b/lib/cpus/aarch64/cortex_a720.S
new file mode 100644
index 0000000..529ab50
--- /dev/null
+++ b/lib/cpus/aarch64/cortex_a720.S
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2021-2023, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <asm_macros.S>
+#include <common/bl_common.h>
+#include <cortex_a720.h>
+#include <cpu_macros.S>
+#include <plat_macros.S>
+#include "wa_cve_2022_23960_bhb_vector.S"
+
+/* Hardware handled coherency */
+#if HW_ASSISTED_COHERENCY == 0
+#error "Cortex A720 must be compiled with HW_ASSISTED_COHERENCY enabled"
+#endif
+
+/* 64-bit only core */
+#if CTX_INCLUDE_AARCH32_REGS == 1
+#error "Cortex A720 supports only AArch64. Compile with CTX_INCLUDE_AARCH32_REGS=0"
+#endif
+
+#if WORKAROUND_CVE_2022_23960
+        wa_cve_2022_23960_bhb_vector_table CORTEX_A720_BHB_LOOP_COUNT, cortex_a720
+#endif /* WORKAROUND_CVE_2022_23960 */
+
+func check_errata_cve_2022_23960
+#if WORKAROUND_CVE_2022_23960
+	mov	x0, #ERRATA_APPLIES
+#else
+	mov	x0, #ERRATA_MISSING
+#endif
+	ret
+endfunc check_errata_cve_2022_23960
+
+func cortex_a720_reset_func
+	/* Disable speculative loads */
+	msr	SSBS, xzr
+
+#if IMAGE_BL31 && WORKAROUND_CVE_2022_23960
+	/*
+	 * The Cortex A720 generic vectors are overridden to apply errata
+	 * mitigation on exception entry from lower ELs.
+	 */
+	adr	x0, wa_cve_vbar_cortex_a720
+	msr	vbar_el3, x0
+#endif /* IMAGE_BL31 && WORKAROUND_CVE_2022_23960 */
+
+	isb
+	ret
+endfunc cortex_a720_reset_func
+
+	/* ----------------------------------------------------
+	 * HW will do the cache maintenance while powering down
+	 * ----------------------------------------------------
+	 */
+func cortex_a720_core_pwr_dwn
+	/* ---------------------------------------------------
+	 * Enable CPU power down bit in power control register
+	 * ---------------------------------------------------
+	 */
+	mrs	x0, CORTEX_A720_CPUPWRCTLR_EL1
+	orr	x0, x0, #CORTEX_A720_CPUPWRCTLR_EL1_CORE_PWRDN_BIT
+	msr	CORTEX_A720_CPUPWRCTLR_EL1, x0
+	isb
+	ret
+endfunc cortex_a720_core_pwr_dwn
+
+#if REPORT_ERRATA
+/*
+ * Errata printing function for Cortex A720. Must follow AAPCS.
+ */
+func cortex_a720_errata_report
+	stp	x8, x30, [sp, #-16]!
+
+	bl	cpu_get_rev_var
+	mov	x8, x0
+
+	/*
+	 * Report all errata. The revision-variant information is passed to
+	 * checking functions of each errata.
+	 */
+	report_errata WORKAROUND_CVE_2022_23960, cortex_a720, cve_2022_23960
+
+	ldp	x8, x30, [sp], #16
+	ret
+endfunc cortex_a720_errata_report
+#endif
+
+	/* ---------------------------------------------
+	 * This function provides Cortex A720-specific
+	 * register information for crash reporting.
+	 * It needs to return with x6 pointing to
+	 * a list of register names in ascii and
+	 * x8 - x15 having values of registers to be
+	 * reported.
+	 * ---------------------------------------------
+	 */
+.section .rodata.cortex_a720_regs, "aS"
+cortex_a720_regs:  /* The ascii list of register names to be reported */
+	.asciz	"cpuectlr_el1", ""
+
+func cortex_a720_cpu_reg_dump
+	adr	x6, cortex_a720_regs
+	mrs	x8, CORTEX_A720_CPUECTLR_EL1
+	ret
+endfunc cortex_a720_cpu_reg_dump
+
+declare_cpu_ops cortex_a720, CORTEX_A720_MIDR, \
+	cortex_a720_reset_func, \
+	cortex_a720_core_pwr_dwn
diff --git a/lib/cpus/aarch64/cortex_hunter.S b/lib/cpus/aarch64/cortex_hunter.S
deleted file mode 100644
index 973637e..0000000
--- a/lib/cpus/aarch64/cortex_hunter.S
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Copyright (c) 2021-2022, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <arch.h>
-#include <asm_macros.S>
-#include <common/bl_common.h>
-#include <cortex_hunter.h>
-#include <cpu_macros.S>
-#include <plat_macros.S>
-#include "wa_cve_2022_23960_bhb_vector.S"
-
-/* Hardware handled coherency */
-#if HW_ASSISTED_COHERENCY == 0
-#error "Cortex Hunter must be compiled with HW_ASSISTED_COHERENCY enabled"
-#endif
-
-/* 64-bit only core */
-#if CTX_INCLUDE_AARCH32_REGS == 1
-#error "Cortex Hunter supports only AArch64. Compile with CTX_INCLUDE_AARCH32_REGS=0"
-#endif
-
-#if WORKAROUND_CVE_2022_23960
-        wa_cve_2022_23960_bhb_vector_table CORTEX_HUNTER_BHB_LOOP_COUNT, cortex_hunter
-#endif /* WORKAROUND_CVE_2022_23960 */
-
-func check_errata_cve_2022_23960
-#if WORKAROUND_CVE_2022_23960
-	mov	x0, #ERRATA_APPLIES
-#else
-	mov	x0, #ERRATA_MISSING
-#endif
-	ret
-endfunc check_errata_cve_2022_23960
-
-func cortex_hunter_reset_func
-	/* Disable speculative loads */
-	msr	SSBS, xzr
-
-#if IMAGE_BL31 && WORKAROUND_CVE_2022_23960
-	/*
-	 * The Cortex Hunter generic vectors are overridden to apply errata
-	 * mitigation on exception entry from lower ELs.
-	 */
-	adr	x0, wa_cve_vbar_cortex_hunter
-	msr	vbar_el3, x0
-#endif /* IMAGE_BL31 && WORKAROUND_CVE_2022_23960 */
-
-	isb
-	ret
-endfunc cortex_hunter_reset_func
-
-	/* ----------------------------------------------------
-	 * HW will do the cache maintenance while powering down
-	 * ----------------------------------------------------
-	 */
-func cortex_hunter_core_pwr_dwn
-	/* ---------------------------------------------------
-	 * Enable CPU power down bit in power control register
-	 * ---------------------------------------------------
-	 */
-	mrs	x0, CORTEX_HUNTER_CPUPWRCTLR_EL1
-	orr	x0, x0, #CORTEX_HUNTER_CPUPWRCTLR_EL1_CORE_PWRDN_BIT
-	msr	CORTEX_HUNTER_CPUPWRCTLR_EL1, x0
-	isb
-	ret
-endfunc cortex_hunter_core_pwr_dwn
-
-#if REPORT_ERRATA
-/*
- * Errata printing function for Cortex Hunter. Must follow AAPCS.
- */
-func cortex_hunter_errata_report
-	stp	x8, x30, [sp, #-16]!
-
-	bl	cpu_get_rev_var
-	mov	x8, x0
-
-	/*
-	 * Report all errata. The revision-variant information is passed to
-	 * checking functions of each errata.
-	 */
-	report_errata WORKAROUND_CVE_2022_23960, cortex_hunter, cve_2022_23960
-
-	ldp	x8, x30, [sp], #16
-	ret
-endfunc cortex_hunter_errata_report
-#endif
-
-	/* ---------------------------------------------
-	 * This function provides Cortex Hunter-specific
-	 * register information for crash reporting.
-	 * It needs to return with x6 pointing to
-	 * a list of register names in ascii and
-	 * x8 - x15 having values of registers to be
-	 * reported.
-	 * ---------------------------------------------
-	 */
-.section .rodata.cortex_hunter_regs, "aS"
-cortex_hunter_regs:  /* The ascii list of register names to be reported */
-	.asciz	"cpuectlr_el1", ""
-
-func cortex_hunter_cpu_reg_dump
-	adr	x6, cortex_hunter_regs
-	mrs	x8, CORTEX_HUNTER_CPUECTLR_EL1
-	ret
-endfunc cortex_hunter_cpu_reg_dump
-
-declare_cpu_ops cortex_hunter, CORTEX_HUNTER_MIDR, \
-	cortex_hunter_reset_func, \
-	cortex_hunter_core_pwr_dwn
diff --git a/plat/arm/board/arm_fpga/platform.mk b/plat/arm/board/arm_fpga/platform.mk
index d6622c0..3d2f8be 100644
--- a/plat/arm/board/arm_fpga/platform.mk
+++ b/plat/arm/board/arm_fpga/platform.mk
@@ -61,6 +61,7 @@
 	FPGA_CPU_LIBS	+=	lib/cpus/aarch64/cortex_a510.S			\
 				lib/cpus/aarch64/cortex_a710.S			\
 				lib/cpus/aarch64/cortex_a715.S			\
+				lib/cpus/aarch64/cortex_a720.S			\
 				lib/cpus/aarch64/cortex_x3.S 			\
 				lib/cpus/aarch64/cortex_x4.S			\
 				lib/cpus/aarch64/neoverse_n_common.S		\
@@ -68,7 +69,6 @@
 				lib/cpus/aarch64/neoverse_n2.S			\
 				lib/cpus/aarch64/neoverse_v1.S			\
 				lib/cpus/aarch64/cortex_hayes.S			\
-				lib/cpus/aarch64/cortex_hunter.S		\
 				lib/cpus/aarch64/cortex_chaberton.S		\
 				lib/cpus/aarch64/cortex_blackhawk.S
 
diff --git a/plat/arm/board/tc/platform.mk b/plat/arm/board/tc/platform.mk
index 1bde94e..4faa98f 100644
--- a/plat/arm/board/tc/platform.mk
+++ b/plat/arm/board/tc/platform.mk
@@ -79,7 +79,7 @@
 # CPU libraries for TARGET_PLATFORM=2
 ifeq (${TARGET_PLATFORM}, 2)
 TC_CPU_SOURCES	+=	lib/cpus/aarch64/cortex_hayes.S \
-			lib/cpus/aarch64/cortex_hunter.S \
+			lib/cpus/aarch64/cortex_a720.S \
 			lib/cpus/aarch64/cortex_x4.S
 endif