diff options
Diffstat (limited to 'target/arm/mmuidx.c')
| -rw-r--r-- | target/arm/mmuidx.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/target/arm/mmuidx.c b/target/arm/mmuidx.c new file mode 100644 index 0000000..a4663c8 --- /dev/null +++ b/target/arm/mmuidx.c @@ -0,0 +1,66 @@ +/* + * QEMU Arm software mmu index definitions + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "mmuidx-internal.h" + + +#define EL(X) ((X << R_MMUIDXINFO_EL_SHIFT) | R_MMUIDXINFO_ELVALID_MASK | \ + ((X == 0) << R_MMUIDXINFO_USER_SHIFT)) +#define REL(X) ((X << R_MMUIDXINFO_REL_SHIFT) | R_MMUIDXINFO_RELVALID_MASK) +#define R2 R_MMUIDXINFO_2RANGES_MASK +#define PAN R_MMUIDXINFO_PAN_MASK +#define USER R_MMUIDXINFO_USER_MASK +#define S1 R_MMUIDXINFO_STAGE1_MASK +#define S2 R_MMUIDXINFO_STAGE2_MASK +#define GCS R_MMUIDXINFO_GCS_MASK +#define TG(X) \ + ((ARMMMUIdx_##X##_GCS & ARM_MMU_IDX_COREIDX_MASK) << R_MMUIDXINFO_TG_SHIFT) + +const uint32_t arm_mmuidx_table[ARM_MMU_IDX_M + 8] = { + /* + * A-profile. + */ + [ARMMMUIdx_E10_0] = EL(0) | REL(1) | R2 | TG(E10_0), + [ARMMMUIdx_E10_0_GCS] = EL(0) | REL(1) | R2 | GCS, + [ARMMMUIdx_E10_1] = EL(1) | REL(1) | R2 | TG(E10_1), + [ARMMMUIdx_E10_1_PAN] = EL(1) | REL(1) | R2 | TG(E10_1) | PAN, + [ARMMMUIdx_E10_1_GCS] = EL(1) | REL(1) | R2 | GCS, + + [ARMMMUIdx_E20_0] = EL(0) | REL(2) | R2 | TG(E20_0), + [ARMMMUIdx_E20_0_GCS] = EL(0) | REL(2) | R2 | GCS, + [ARMMMUIdx_E20_2] = EL(2) | REL(2) | R2 | TG(E20_2), + [ARMMMUIdx_E20_2_PAN] = EL(2) | REL(2) | R2 | TG(E20_2) | PAN, + [ARMMMUIdx_E20_2_GCS] = EL(2) | REL(2) | R2 | GCS, + + [ARMMMUIdx_E2] = EL(2) | REL(2) | TG(E2), + [ARMMMUIdx_E2_GCS] = EL(2) | REL(2) | GCS, + + [ARMMMUIdx_E3] = EL(3) | REL(3) | TG(E3), + [ARMMMUIdx_E3_GCS] = EL(3) | REL(3) | GCS, + [ARMMMUIdx_E30_0] = EL(0) | REL(3), + [ARMMMUIdx_E30_3_PAN] = EL(3) | REL(3) | PAN, + + [ARMMMUIdx_Stage2_S] = REL(2) | S2, + [ARMMMUIdx_Stage2] = REL(2) | S2, + + [ARMMMUIdx_Stage1_E0] = REL(1) | R2 | S1 | USER | TG(Stage1_E0), + [ARMMMUIdx_Stage1_E0_GCS] = REL(1) | R2 | S1 | USER | GCS, + [ARMMMUIdx_Stage1_E1] = REL(1) | R2 | S1 | TG(Stage1_E1), + [ARMMMUIdx_Stage1_E1_PAN] = REL(1) | R2 | S1 | TG(Stage1_E1) | PAN, + [ARMMMUIdx_Stage1_E1_GCS] = REL(1) | R2 | S1 | GCS, + + /* + * M-profile. + */ + [ARMMMUIdx_MUser] = EL(0) | REL(1), + [ARMMMUIdx_MPriv] = EL(1) | REL(1), + [ARMMMUIdx_MUserNegPri] = EL(0) | REL(1), + [ARMMMUIdx_MPrivNegPri] = EL(1) | REL(1), + [ARMMMUIdx_MSUser] = EL(0) | REL(1), + [ARMMMUIdx_MSPriv] = EL(1) | REL(1), + [ARMMMUIdx_MSUserNegPri] = EL(0) | REL(1), + [ARMMMUIdx_MSPrivNegPri] = EL(1) | REL(1), +}; |