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Merge pull request #61 from athoelke/use-mrs-msr-from-assembler-v2

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Use MRS/MSR instructions in assembler code v2
This commit is contained in:
danh-arm
2014-05-08 12:00:10 +01:00
parent a1ec2f4c9a 228a9f0b44
commit 8067ae3ff6
11 changed files with 26 additions and 123 deletions
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2
include/common/asm_macros.S
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@@ -58,7 +58,7 @@
.macro smc_check label
bl read_esr
mrs x0, esr_el3
ubfx x0, x0, #ESR_EC_SHIFT, #ESR_EC_LENGTH
cmp x0, #EC_AARCH64_SMC
b.ne $label

5
include/lib/aarch64/arch_helpers.h
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@@ -194,9 +194,7 @@ extern unsigned long read_ttbr0_el1(void);
extern unsigned long read_ttbr0_el2(void);
extern unsigned long read_ttbr0_el3(void);
extern unsigned long read_ttbr1(void);
extern unsigned long read_ttbr1_el1(void);
extern unsigned long read_ttbr1_el2(void);
extern unsigned long read_cptr_el2(void);
extern unsigned long read_cptr_el3(void);
@@ -228,12 +226,10 @@ extern void write_esr_el1(unsigned long);
extern void write_esr_el2(unsigned long);
extern void write_esr_el3(unsigned long);
extern void write_afsr0(unsigned long);
extern void write_afsr0_el1(unsigned long);
extern void write_afsr0_el2(unsigned long);
extern void write_afsr0_el3(unsigned long);
extern void write_afsr1(unsigned long);
extern void write_afsr1_el1(unsigned long);
extern void write_afsr1_el2(unsigned long);
extern void write_afsr1_el3(unsigned long);
@@ -263,7 +259,6 @@ extern void write_ttbr0_el2(unsigned long);
extern void write_ttbr0_el3(unsigned long);
extern void write_ttbr1_el1(unsigned long);
extern void write_ttbr1_el2(unsigned long);
extern void write_cpuectlr(unsigned long);
extern void write_cptr_el2(unsigned long);