diff options
| author | Jason Chen <jason-ch.chen@mediatek.corp-partner.google.com> | 2023-06-06 16:28:19 +0800 |
|---|---|---|
| committer | Jason Chen <Jason-ch.Chen@mediatek.com> | 2023-10-11 17:21:03 +0800 |
| commit | 013006f1f889f5869502147af464e38619459463 (patch) | |
| tree | a6b495432e7400e44e5ff39a97bb1c19e8c57765 | |
| parent | a05414bedc9b1cc35cf0795ce641b6b4db5bc97e (diff) | |
feat(mt8188): add EMI MPU support for SCP and DSP
1. Allow domain D8 (SCP c0) access to the region 0x50000000~0x528FFFFF.
2. Allow domain D8 (SCP c1) access to the region 0x70000000~0x729FFFFF.
3. Allow domain D4 (DSP) access to the region 0x60000000~0x610FFFFF.
Change-Id: Iea92eebaea4d7dd2968cf51f41d07c2479168e7e
Signed-off-by: Jason Chen <Jason-ch.Chen@mediatek.com>
| -rw-r--r-- | plat/mediatek/drivers/emi_mpu/mt8188/emi_mpu.c | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/plat/mediatek/drivers/emi_mpu/mt8188/emi_mpu.c b/plat/mediatek/drivers/emi_mpu/mt8188/emi_mpu.c index ae1b7ef67..e8882f070 100644 --- a/plat/mediatek/drivers/emi_mpu/mt8188/emi_mpu.c +++ b/plat/mediatek/drivers/emi_mpu/mt8188/emi_mpu.c @@ -12,8 +12,51 @@ void set_emi_mpu_regions(void) { - /* TODO: set emi mpu region */ - INFO("%s, emi mpu is not setting currently\n", __func__); + struct emi_region_info_t region_info; + + /* SCP core0 DRAM */ + region_info.start = 0x50000000ULL; + region_info.end = 0x528FFFFFULL; + region_info.region = 2; + SET_ACCESS_PERMISSION(region_info.apc, 1, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION); + emi_mpu_set_protection(®ion_info); + + /* SCP core1 DRAM */ + region_info.start = 0x70000000ULL; + region_info.end = 0x729FFFFFULL; + region_info.region = 3; + SET_ACCESS_PERMISSION(region_info.apc, 1, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION); + emi_mpu_set_protection(®ion_info); + + /* DSP protect address */ + region_info.start = 0x60000000ULL; + region_info.end = 0x610FFFFFULL; + region_info.region = 4; + SET_ACCESS_PERMISSION(region_info.apc, 1, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, FORBIDDEN, + FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION, + FORBIDDEN, FORBIDDEN, FORBIDDEN, NO_PROTECTION); + emi_mpu_set_protection(®ion_info); + + /* All default settings */ + region_info.start = 0x40000000ULL; + region_info.end = 0x1FFFF0000ULL; + region_info.region = 31; + SET_ACCESS_PERMISSION(region_info.apc, 1, + FORBIDDEN, FORBIDDEN, NO_PROTECTION, NO_PROTECTION, + NO_PROTECTION, FORBIDDEN, NO_PROTECTION, NO_PROTECTION, + NO_PROTECTION, SEC_R_NSEC_RW, NO_PROTECTION, FORBIDDEN, + NO_PROTECTION, NO_PROTECTION, NO_PROTECTION, NO_PROTECTION); + emi_mpu_set_protection(®ion_info); } int set_apu_emi_mpu_region(void) |