From eeb3f592cb364f9d5c70c5525fd90e43b216012d Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Sat, 4 Nov 2023 22:13:06 -0700 Subject: [PATCH] target/sparc: Implement monitor ASIs MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Ignore the "monitor" portion and treat them the same as their base ASIs. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- target/sparc/asi.h | 4 ++++ target/sparc/ldst_helper.c | 4 ++++ target/sparc/translate.c | 8 ++++++++ 3 files changed, 16 insertions(+) diff --git a/target/sparc/asi.h b/target/sparc/asi.h index a66829674b..14ffaa3842 100644 --- a/target/sparc/asi.h +++ b/target/sparc/asi.h @@ -144,6 +144,8 @@ * ASIs, "(4V)" designates SUN4V specific ASIs. "(NG4)" designates SPARC-T4 * and later ASIs. */ +#define ASI_MON_AIUP 0x12 /* (VIS4) Primary, user, monitor */ +#define ASI_MON_AIUS 0x13 /* (VIS4) Secondary, user, monitor */ #define ASI_REAL 0x14 /* Real address, cacheable */ #define ASI_PHYS_USE_EC 0x14 /* PADDR, E-cacheable */ #define ASI_REAL_IO 0x15 /* Real address, non-cacheable */ @@ -257,6 +259,8 @@ #define ASI_UDBL_CONTROL_R 0x7f /* External UDB control regs rd low*/ #define ASI_INTR_R 0x7f /* IRQ vector dispatch read */ #define ASI_INTR_DATAN_R 0x7f /* (III) In irq vector data reg N */ +#define ASI_MON_P 0x84 /* (VIS4) Primary, monitor */ +#define ASI_MON_S 0x85 /* (VIS4) Secondary, monitor */ #define ASI_PIC 0xb0 /* (NG4) PIC registers */ #define ASI_PST8_P 0xc0 /* Primary, 8 8-bit, partial */ #define ASI_PST8_S 0xc1 /* Secondary, 8 8-bit, partial */ diff --git a/target/sparc/ldst_helper.c b/target/sparc/ldst_helper.c index 7bdf99e0c0..2d48e98bf4 100644 --- a/target/sparc/ldst_helper.c +++ b/target/sparc/ldst_helper.c @@ -1395,6 +1395,10 @@ uint64_t helper_ld_asi(CPUSPARCState *env, target_ulong addr, case ASI_TWINX_PL: /* Primary, twinx, LE */ case ASI_TWINX_S: /* Secondary, twinx */ case ASI_TWINX_SL: /* Secondary, twinx, LE */ + case ASI_MON_P: + case ASI_MON_S: + case ASI_MON_AIUP: + case ASI_MON_AIUS: /* These are always handled inline. */ g_assert_not_reached(); diff --git a/target/sparc/translate.c b/target/sparc/translate.c index 6d0ad38fd5..113639083b 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -1607,6 +1607,7 @@ static DisasASI resolve_asi(DisasContext *dc, int asi, MemOp memop) case ASI_BLK_AIUP_L_4V: case ASI_BLK_AIUP: case ASI_BLK_AIUPL: + case ASI_MON_AIUP: mem_idx = MMU_USER_IDX; break; case ASI_AIUS: /* As if user secondary */ @@ -1617,6 +1618,7 @@ static DisasASI resolve_asi(DisasContext *dc, int asi, MemOp memop) case ASI_BLK_AIUS_L_4V: case ASI_BLK_AIUS: case ASI_BLK_AIUSL: + case ASI_MON_AIUS: mem_idx = MMU_USER_SECONDARY_IDX; break; case ASI_S: /* Secondary */ @@ -1630,6 +1632,7 @@ static DisasASI resolve_asi(DisasContext *dc, int asi, MemOp memop) case ASI_FL8_SL: case ASI_FL16_S: case ASI_FL16_SL: + case ASI_MON_S: if (mem_idx == MMU_USER_IDX) { mem_idx = MMU_USER_SECONDARY_IDX; } else if (mem_idx == MMU_KERNEL_IDX) { @@ -1647,6 +1650,7 @@ static DisasASI resolve_asi(DisasContext *dc, int asi, MemOp memop) case ASI_FL8_PL: case ASI_FL16_P: case ASI_FL16_PL: + case ASI_MON_P: break; } switch (asi) { @@ -1664,6 +1668,10 @@ static DisasASI resolve_asi(DisasContext *dc, int asi, MemOp memop) case ASI_SL: case ASI_P: case ASI_PL: + case ASI_MON_P: + case ASI_MON_S: + case ASI_MON_AIUP: + case ASI_MON_AIUS: type = GET_ASI_DIRECT; break; case ASI_TWINX_REAL: -- 2.39.5