Signed-off-by: Max Filippov <jcmvb...@gmail.com> --- hw/xtensa_sample.c | 1 + target-xtensa/cpu.h | 2 ++ target-xtensa/translate.c | 7 +++++++ 3 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/hw/xtensa_sample.c b/hw/xtensa_sample.c index b818fed..0657b65 100644 --- a/hw/xtensa_sample.c +++ b/hw/xtensa_sample.c @@ -45,6 +45,7 @@ static void xtensa_init(ram_addr_t ram_size, fprintf(stderr, "Unable to find CPU definition\n"); exit(1); } + env->sregs[PRID] = n; } ram_offset = qemu_ram_alloc(NULL, "xtensa.dram", 0x10000); diff --git a/target-xtensa/cpu.h b/target-xtensa/cpu.h index 31d3e7e..de3408f 100644 --- a/target-xtensa/cpu.h +++ b/target-xtensa/cpu.h @@ -118,12 +118,14 @@ enum { DEPC = 192, EPS2 = 194, EXCSAVE1 = 209, + CPENABLE = 224, INTSET = 226, INTCLEAR = 227, INTENABLE = 228, PS = 230, EXCCAUSE = 232, CCOUNT = 234, + PRID = 235, EXCVADDR = 238, CCOMPARE = 240, }; diff --git a/target-xtensa/translate.c b/target-xtensa/translate.c index 9fcd2aa..8d25bde 100644 --- a/target-xtensa/translate.c +++ b/target-xtensa/translate.c @@ -99,12 +99,14 @@ static const char * const sregnames[256] = { [EXCSAVE1 + 4] = "EXCSAVE5", [EXCSAVE1 + 5] = "EXCSAVE6", [EXCSAVE1 + 6] = "EXCSAVE7", + [CPENABLE] = "CPENABLE", [INTSET] = "INTSET", [INTCLEAR] = "INTCLEAR", [INTENABLE] = "INTENABLE", [PS] = "PS", [EXCCAUSE] = "EXCCAUSE", [CCOUNT] = "CCOUNT", + [PRID] = "PRID", [EXCVADDR] = "EXCVADDR", [CCOMPARE] = "CCOMPARE0", [CCOMPARE + 1] = "CCOMPARE1", @@ -416,6 +418,10 @@ static void gen_wsr_ps(DisasContext *dc, uint32_t sr, TCGv_i32 v) gen_jumpi_check_loop_end(dc, -1); } +static void gen_wsr_prid(DisasContext *dc, uint32_t sr, TCGv_i32 v) +{ +} + static void gen_wsr_ccompare(DisasContext *dc, uint32_t sr, TCGv_i32 v) { TCGv_i32 id = tcg_const_i32(sr - CCOMPARE); @@ -437,6 +443,7 @@ static void gen_wsr(DisasContext *dc, uint32_t sr, TCGv_i32 s) [WINDOW_BASE] = gen_wsr_windowbase, [WINDOW_START] = gen_wsr_windowstart, [PS] = gen_wsr_ps, + [PRID] = gen_wsr_prid, [CCOMPARE] = gen_wsr_ccompare, [CCOMPARE + 1] = gen_wsr_ccompare, [CCOMPARE + 2] = gen_wsr_ccompare, -- 1.7.3.4