aboutsummaryrefslogtreecommitdiff
path: root/target-ppc/translate.c
diff options
context:
space:
mode:
authorAlexander Graf <agraf@suse.de>2011-04-30 23:34:58 +0200
committerAlexander Graf <agraf@suse.de>2011-05-12 00:24:51 +0200
commit01662f3e513399107c7278f2ee8f6ee4cf03fa70 (patch)
treeb46451002c0cbfb049afc83acfd416f18b81a709 /target-ppc/translate.c
parenta5858d7af064c01d9b634399b62f641386eacfcf (diff)
PPC: Implement e500 (FSL) MMU
Most of the code to support e500 style MMUs is already in place, but we're missing on some of the special TLB0-TLB1 handling code and slightly different TLB modification. This patch adds support for the FSL style MMU. Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'target-ppc/translate.c')
-rw-r--r--target-ppc/translate.c95
1 files changed, 90 insertions, 5 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 95813f218d..9b3f90c858 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -5988,6 +5988,80 @@ static void gen_tlbwe_440(DisasContext *ctx)
#endif
}
+/* TLB management - PowerPC BookE 2.06 implementation */
+
+/* tlbre */
+static void gen_tlbre_booke206(DisasContext *ctx)
+{
+#if defined(CONFIG_USER_ONLY)
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+#else
+ if (unlikely(!ctx->mem_idx)) {
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+ return;
+ }
+
+ gen_helper_booke206_tlbre();
+#endif
+}
+
+/* tlbsx - tlbsx. */
+static void gen_tlbsx_booke206(DisasContext *ctx)
+{
+#if defined(CONFIG_USER_ONLY)
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+#else
+ TCGv t0;
+ if (unlikely(!ctx->mem_idx)) {
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+ return;
+ }
+
+ if (rA(ctx->opcode)) {
+ t0 = tcg_temp_new();
+ tcg_gen_mov_tl(t0, cpu_gpr[rD(ctx->opcode)]);
+ } else {
+ t0 = tcg_const_tl(0);
+ }
+
+ tcg_gen_add_tl(t0, t0, cpu_gpr[rB(ctx->opcode)]);
+ gen_helper_booke206_tlbsx(t0);
+#endif
+}
+
+/* tlbwe */
+static void gen_tlbwe_booke206(DisasContext *ctx)
+{
+#if defined(CONFIG_USER_ONLY)
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+#else
+ if (unlikely(!ctx->mem_idx)) {
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+ return;
+ }
+ gen_helper_booke206_tlbwe();
+#endif
+}
+
+static void gen_tlbivax_booke206(DisasContext *ctx)
+{
+#if defined(CONFIG_USER_ONLY)
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+#else
+ TCGv t0;
+ if (unlikely(!ctx->mem_idx)) {
+ gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+ return;
+ }
+
+ t0 = tcg_temp_new();
+ gen_addr_reg_index(ctx, t0);
+
+ gen_helper_booke206_tlbivax(t0);
+#endif
+}
+
+
/* wrtee */
static void gen_wrtee(DisasContext *ctx)
{
@@ -8434,7 +8508,7 @@ GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT),
GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON),
GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON),
GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP),
-GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE),
+GEN_HANDLER_E(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE, PPC2_BOOKE206),
GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI),
GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI),
GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB),
@@ -8443,12 +8517,23 @@ GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB),
GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE),
GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE),
GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE),
+GEN_HANDLER2_E(tlbre_booke206, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001,
+ PPC_NONE, PPC2_BOOKE206),
+GEN_HANDLER2_E(tlbsx_booke206, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000,
+ PPC_NONE, PPC2_BOOKE206),
+GEN_HANDLER2_E(tlbwe_booke206, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001,
+ PPC_NONE, PPC2_BOOKE206),
+GEN_HANDLER2_E(tlbivax_booke206, "tlbivax", 0x1F, 0x12, 0x18, 0x00000001,
+ PPC_NONE, PPC2_BOOKE206),
GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE),
GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000E7C01, PPC_WRTEE),
GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC),
-GEN_HANDLER(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, PPC_BOOKE),
-GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE),
-GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE),
+GEN_HANDLER_E(mbar, 0x1F, 0x16, 0x1a, 0x001FF801,
+ PPC_BOOKE, PPC2_BOOKE206),
+GEN_HANDLER_E(msync, 0x1F, 0x16, 0x12, 0x03FFF801,
+ PPC_BOOKE, PPC2_BOOKE206),
+GEN_HANDLER2_E(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001,
+ PPC_BOOKE, PPC2_BOOKE206),
GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC),
GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC),
GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC),
@@ -9197,7 +9282,7 @@ void cpu_dump_state (CPUState *env, FILE *f, fprintf_function cpu_fprintf,
#endif
cpu_fprintf(f, " SDR1 " TARGET_FMT_lx "\n", env->spr[SPR_SDR1]);
break;
- case POWERPC_MMU_BOOKE_FSL:
+ case POWERPC_MMU_BOOKE206:
cpu_fprintf(f, " MAS0 " TARGET_FMT_lx " MAS1 " TARGET_FMT_lx
" MAS2 " TARGET_FMT_lx " MAS3 " TARGET_FMT_lx "\n",
env->spr[SPR_BOOKE_MAS0], env->spr[SPR_BOOKE_MAS1],