OpenE2K
/
qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

target-arm: Implement missing EL3 TLB invalidate operations 

Implement the remaining stage 1 TLB invalidate operations
visible from EL3.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1439548879-1972-6-git-send-email-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2015-08-25 15:45:10 +01:00
parent 2bfb9d75d3
commit 43efaa33fa
1 changed files with 76 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

76
target-arm/helper.c
View File

@ -2567,6 +2567,15 @@ static void tlbi_aa64_alle2_write(CPUARMState *env, const ARMCPRegInfo *ri,
tlb_flush_by_mmuidx(cs, ARMMMUIdx_S1E2, -1);
}
static void tlbi_aa64_alle3_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
ARMCPU *cpu = arm_env_get_cpu(env);
CPUState *cs = CPU(cpu);
tlb_flush_by_mmuidx(cs, ARMMMUIdx_S1E3, -1);
}
static void tlbi_aa64_alle1is_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
@ -2601,6 +2610,16 @@ static void tlbi_aa64_alle2is_write(CPUARMState *env, const ARMCPRegInfo *ri,
}
}
static void tlbi_aa64_alle3is_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
CPUState *other_cs;
CPU_FOREACH(other_cs) {
tlb_flush_by_mmuidx(other_cs, ARMMMUIdx_S1E3, -1);
}
}
static void tlbi_aa64_vae1_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
@ -2636,6 +2655,20 @@ static void tlbi_aa64_vae2_write(CPUARMState *env, const ARMCPRegInfo *ri,
tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S1E2, -1);
}
static void tlbi_aa64_vae3_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
/* Invalidate by VA, EL3
* Currently handles both VAE3 and VALE3, since we don't support
* flush-last-level-only.
*/
ARMCPU *cpu = arm_env_get_cpu(env);
CPUState *cs = CPU(cpu);
uint64_t pageaddr = sextract64(value << 12, 0, 56);
tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdx_S1E3, -1);
}
static void tlbi_aa64_vae1is_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
@ -2665,6 +2698,17 @@ static void tlbi_aa64_vae2is_write(CPUARMState *env, const ARMCPRegInfo *ri,
}
}
static void tlbi_aa64_vae3is_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
CPUState *other_cs;
uint64_t pageaddr = sextract64(value << 12, 0, 56);
CPU_FOREACH(other_cs) {
tlb_flush_page_by_mmuidx(other_cs, pageaddr, ARMMMUIdx_S1E3, -1);
}
}
static CPAccessResult aa64_zva_access(CPUARMState *env, const ARMCPRegInfo *ri)
{
/* We don't implement EL2, so the only control on DC ZVA is the
@ -2849,10 +2893,18 @@ static const ARMCPRegInfo v8_cp_reginfo[] = {
.opc0 = 1, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 4,
.access = PL2_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_alle1is_write },
{ .name = "TLBI_VMALLS12E1IS", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 6,
.access = PL2_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_alle1is_write },
{ .name = "TLBI_ALLE1", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 4,
.access = PL2_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_alle1_write },
{ .name = "TLBI_VMALLS12E1", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 6,
.access = PL2_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_alle1is_write },
#ifndef CONFIG_USER_ONLY
/* 64 bit address translation operations */
{ .name = "AT_S1E1R", .state = ARM_CP_STATE_AA64,
@ -3317,6 +3369,30 @@ static const ARMCPRegInfo el3_cp_reginfo[] = {
.opc0 = 3, .opc1 = 6, .crn = 5, .crm = 1, .opc2 = 1,
.access = PL3_RW, .type = ARM_CP_CONST,
.resetvalue = 0 },
{ .name = "TLBI_ALLE3IS", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 6, .crn = 8, .crm = 3, .opc2 = 0,
.access = PL3_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_alle3is_write },
{ .name = "TLBI_VAE3IS", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 6, .crn = 8, .crm = 3, .opc2 = 1,
.access = PL3_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_vae3is_write },
{ .name = "TLBI_VALE3IS", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 6, .crn = 8, .crm = 3, .opc2 = 5,
.access = PL3_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_vae3is_write },
{ .name = "TLBI_ALLE3", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 6, .crn = 8, .crm = 7, .opc2 = 0,
.access = PL3_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_alle3_write },
{ .name = "TLBI_VAE3", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 6, .crn = 8, .crm = 7, .opc2 = 1,
.access = PL3_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_vae3_write },
{ .name = "TLBI_VALE3", .state = ARM_CP_STATE_AA64,
.opc0 = 1, .opc1 = 6, .crn = 8, .crm = 7, .opc2 = 5,
.access = PL3_W, .type = ARM_CP_NO_RAW,
.writefn = tlbi_aa64_vae3_write },
REGINFO_SENTINEL
};