@@ -51,6 +51,7 @@ static void xtensa_init(ram_addr_t ram_size,
exit(1);
}
qemu_register_reset(xtensa_sample_reset, env);
+ env->sregs[PRID] = n;
}
ram_offset = qemu_ram_alloc(NULL, "xtensa.dram", 0x10000);
@@ -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,
};
@@ -101,12 +101,14 @@ 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",
@@ -447,6 +449,10 @@ 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);
@@ -469,6 +475,7 @@ 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,
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> --- hw/xtensa_sample.c | 1 + target-xtensa/cpu.h | 2 ++ target-xtensa/translate.c | 7 +++++++ 3 files changed, 10 insertions(+), 0 deletions(-)