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Diffstat (limited to 'target-mips/translate_init.c')
| -rw-r--r-- | target-mips/translate_init.c | 944 |
1 files changed, 0 insertions, 944 deletions
diff --git a/target-mips/translate_init.c b/target-mips/translate_init.c deleted file mode 100644 index 6ae23e476f..0000000000 --- a/target-mips/translate_init.c +++ /dev/null @@ -1,944 +0,0 @@ -/* - * MIPS emulation for qemu: CPU initialisation routines. - * - * Copyright (c) 2004-2005 Jocelyn Mayer - * Copyright (c) 2007 Herve Poussineau - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - */ - -/* CPU / CPU family specific config register values. */ - -/* Have config1, uncached coherency */ -#define MIPS_CONFIG0 \ - ((1U << CP0C0_M) | (0x2 << CP0C0_K0)) - -/* Have config2, no coprocessor2 attached, no MDMX support attached, - no performance counters, watch registers present, - no code compression, EJTAG present, no FPU */ -#define MIPS_CONFIG1 \ -((1U << CP0C1_M) | \ - (0 << CP0C1_C2) | (0 << CP0C1_MD) | (0 << CP0C1_PC) | \ - (1 << CP0C1_WR) | (0 << CP0C1_CA) | (1 << CP0C1_EP) | \ - (0 << CP0C1_FP)) - -/* Have config3, no tertiary/secondary caches implemented */ -#define MIPS_CONFIG2 \ -((1U << CP0C2_M)) - -/* No config4, no DSP ASE, no large physaddr (PABITS), - no external interrupt controller, no vectored interrupts, - no 1kb pages, no SmartMIPS ASE, no trace logic */ -#define MIPS_CONFIG3 \ -((0 << CP0C3_M) | (0 << CP0C3_DSPP) | (0 << CP0C3_LPA) | \ - (0 << CP0C3_VEIC) | (0 << CP0C3_VInt) | (0 << CP0C3_SP) | \ - (0 << CP0C3_SM) | (0 << CP0C3_TL)) - -#define MIPS_CONFIG4 \ -((0 << CP0C4_M)) - -#define MIPS_CONFIG5 \ -((0 << CP0C5_M)) - -/* MMU types, the first four entries have the same layout as the - CP0C0_MT field. */ -enum mips_mmu_types { - MMU_TYPE_NONE, - MMU_TYPE_R4000, - MMU_TYPE_RESERVED, - MMU_TYPE_FMT, - MMU_TYPE_R3000, - MMU_TYPE_R6000, - MMU_TYPE_R8000 -}; - -struct mips_def_t { - const char *name; - int32_t CP0_PRid; - int32_t CP0_Config0; - int32_t CP0_Config1; - int32_t CP0_Config2; - int32_t CP0_Config3; - int32_t CP0_Config4; - int32_t CP0_Config4_rw_bitmask; - int32_t CP0_Config5; - int32_t CP0_Config5_rw_bitmask; - int32_t CP0_Config6; - int32_t CP0_Config7; - target_ulong CP0_LLAddr_rw_bitmask; - int CP0_LLAddr_shift; - int32_t SYNCI_Step; - int32_t CCRes; - int32_t CP0_Status_rw_bitmask; - int32_t CP0_TCStatus_rw_bitmask; - int32_t CP0_SRSCtl; - int32_t CP1_fcr0; - int32_t CP1_fcr31_rw_bitmask; - int32_t CP1_fcr31; - int32_t MSAIR; - int32_t SEGBITS; - int32_t PABITS; - int32_t CP0_SRSConf0_rw_bitmask; - int32_t CP0_SRSConf0; - int32_t CP0_SRSConf1_rw_bitmask; - int32_t CP0_SRSConf1; - int32_t CP0_SRSConf2_rw_bitmask; - int32_t CP0_SRSConf2; - int32_t CP0_SRSConf3_rw_bitmask; - int32_t CP0_SRSConf3; - int32_t CP0_SRSConf4_rw_bitmask; - int32_t CP0_SRSConf4; - int32_t CP0_PageGrain_rw_bitmask; - int32_t CP0_PageGrain; - int insn_flags; - enum mips_mmu_types mmu_type; -}; - -/*****************************************************************************/ -/* MIPS CPU definitions */ -static const mips_def_t mips_defs[] = -{ - { - .name = "4Kc", - .CP0_PRid = 0x00018000, - .CP0_Config0 = MIPS_CONFIG0 | (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (0 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1278FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "4Km", - .CP0_PRid = 0x00018300, - /* Config1 implemented, fixed mapping MMU, - no virtual icache, uncached coherency. */ - .CP0_Config0 = MIPS_CONFIG0 | (MMU_TYPE_FMT << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1258FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32 | ASE_MIPS16, - .mmu_type = MMU_TYPE_FMT, - }, - { - .name = "4KEcR1", - .CP0_PRid = 0x00018400, - .CP0_Config0 = MIPS_CONFIG0 | (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (0 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1278FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "4KEmR1", - .CP0_PRid = 0x00018500, - .CP0_Config0 = MIPS_CONFIG0 | (MMU_TYPE_FMT << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1258FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32 | ASE_MIPS16, - .mmu_type = MMU_TYPE_FMT, - }, - { - .name = "4KEc", - .CP0_PRid = 0x00019000, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (0 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (0 << CP0C3_VInt), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1278FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "4KEm", - .CP0_PRid = 0x00019100, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_FMT << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1258FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MIPS16, - .mmu_type = MMU_TYPE_FMT, - }, - { - .name = "24Kc", - .CP0_PRid = 0x00019300, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (0 << CP0C3_VInt), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - /* No DSP implemented. */ - .CP0_Status_rw_bitmask = 0x1278FF1F, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MIPS16, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "24KEc", - .CP0_PRid = 0x00019600, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_DSPP) | (0 << CP0C3_VInt), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - /* we have a DSP, but no FPU */ - .CP0_Status_rw_bitmask = 0x1378FF1F, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MIPS16 | ASE_DSP, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "24Kf", - .CP0_PRid = 0x00019300, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (0 << CP0C3_VInt), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - /* No DSP implemented. */ - .CP0_Status_rw_bitmask = 0x3678FF1F, - .CP1_fcr0 = (1 << FCR0_F64) | (1 << FCR0_L) | (1 << FCR0_W) | - (1 << FCR0_D) | (1 << FCR0_S) | (0x93 << FCR0_PRID), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MIPS16, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "34Kf", - .CP0_PRid = 0x00019500, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_VInt) | (1 << CP0C3_MT) | - (1 << CP0C3_DSPP), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 0, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x3778FF1F, - .CP0_TCStatus_rw_bitmask = (0 << CP0TCSt_TCU3) | (0 << CP0TCSt_TCU2) | - (1 << CP0TCSt_TCU1) | (1 << CP0TCSt_TCU0) | - (0 << CP0TCSt_TMX) | (1 << CP0TCSt_DT) | - (1 << CP0TCSt_DA) | (1 << CP0TCSt_A) | - (0x3 << CP0TCSt_TKSU) | (1 << CP0TCSt_IXMT) | - (0xff << CP0TCSt_TASID), - .CP1_fcr0 = (1 << FCR0_F64) | (1 << FCR0_L) | (1 << FCR0_W) | - (1 << FCR0_D) | (1 << FCR0_S) | (0x95 << FCR0_PRID), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .CP0_SRSCtl = (0xf << CP0SRSCtl_HSS), - .CP0_SRSConf0_rw_bitmask = 0x3fffffff, - .CP0_SRSConf0 = (1U << CP0SRSC0_M) | (0x3fe << CP0SRSC0_SRS3) | - (0x3fe << CP0SRSC0_SRS2) | (0x3fe << CP0SRSC0_SRS1), - .CP0_SRSConf1_rw_bitmask = 0x3fffffff, - .CP0_SRSConf1 = (1U << CP0SRSC1_M) | (0x3fe << CP0SRSC1_SRS6) | - (0x3fe << CP0SRSC1_SRS5) | (0x3fe << CP0SRSC1_SRS4), - .CP0_SRSConf2_rw_bitmask = 0x3fffffff, - .CP0_SRSConf2 = (1U << CP0SRSC2_M) | (0x3fe << CP0SRSC2_SRS9) | - (0x3fe << CP0SRSC2_SRS8) | (0x3fe << CP0SRSC2_SRS7), - .CP0_SRSConf3_rw_bitmask = 0x3fffffff, - .CP0_SRSConf3 = (1U << CP0SRSC3_M) | (0x3fe << CP0SRSC3_SRS12) | - (0x3fe << CP0SRSC3_SRS11) | (0x3fe << CP0SRSC3_SRS10), - .CP0_SRSConf4_rw_bitmask = 0x3fffffff, - .CP0_SRSConf4 = (0x3fe << CP0SRSC4_SRS15) | - (0x3fe << CP0SRSC4_SRS14) | (0x3fe << CP0SRSC4_SRS13), - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MIPS16 | ASE_DSP | ASE_MT, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "74Kf", - .CP0_PRid = 0x00019700, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_CA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_DSP2P) | (1 << CP0C3_DSPP) | - (1 << CP0C3_VInt), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x3778FF1F, - .CP1_fcr0 = (1 << FCR0_F64) | (1 << FCR0_L) | (1 << FCR0_W) | - (1 << FCR0_D) | (1 << FCR0_S) | (0x93 << FCR0_PRID), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MIPS16 | ASE_DSP | ASE_DSPR2, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "M14K", - .CP0_PRid = 0x00019b00, - /* Config1 implemented, fixed mapping MMU, - no virtual icache, uncached coherency. */ - .CP0_Config0 = MIPS_CONFIG0 | (0x2 << CP0C0_KU) | (0x2 << CP0C0_K23) | - (0x1 << CP0C0_AR) | (MMU_TYPE_FMT << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1, - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (0x2 << CP0C3_ISA) | (1 << CP0C3_VInt), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1258FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MICROMIPS, - .mmu_type = MMU_TYPE_FMT, - }, - { - .name = "M14Kc", - /* This is the TLB-based MMU core. */ - .CP0_PRid = 0x00019c00, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (15 << CP0C1_MMU) | - (0 << CP0C1_IS) | (3 << CP0C1_IL) | (1 << CP0C1_IA) | - (0 << CP0C1_DS) | (3 << CP0C1_DL) | (1 << CP0C1_DA), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (0x2 << CP0C3_ISA) | (0 << CP0C3_VInt), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x1278FF17, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R2 | ASE_MICROMIPS, - .mmu_type = MMU_TYPE_R4000, - }, - { - /* FIXME: - * Config3: CMGCR, SC, PW, VZ, CTXTC, CDMM, TL - * Config4: MMUExtDef - * Config5: EVA, MRP - * FIR(FCR0): Has2008 - * */ - .name = "P5600", - .CP0_PRid = 0x0001A800, - .CP0_Config0 = MIPS_CONFIG0 | (1 << CP0C0_MM) | (1 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (0x3F << CP0C1_MMU) | - (2 << CP0C1_IS) | (4 << CP0C1_IL) | (3 << CP0C1_IA) | - (2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_FP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1U << CP0C3_M) | (1 << CP0C3_MSAP) | - (1 << CP0C3_BP) | (1 << CP0C3_BI) | (1 << CP0C3_ULRI) | - (1 << CP0C3_RXI) | (1 << CP0C3_LPA) | (1 << CP0C3_VInt), - .CP0_Config4 = MIPS_CONFIG4 | (1U << CP0C4_M) | (2 << CP0C4_IE) | - (0x1c << CP0C4_KScrExist), - .CP0_Config4_rw_bitmask = 0, - .CP0_Config5 = MIPS_CONFIG5 | (1 << CP0C5_MVH) | (1 << CP0C5_LLB) | - (1 << CP0C5_MRP), - .CP0_Config5_rw_bitmask = (1 << CP0C5_K) | (1 << CP0C5_CV) | - (1 << CP0C5_MSAEn) | (1 << CP0C5_UFE) | - (1 << CP0C5_FRE) | (1 << CP0C5_UFR), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 0, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x3C68FF1F, - .CP0_PageGrain_rw_bitmask = (1U << CP0PG_RIE) | (1 << CP0PG_XIE) | - (1 << CP0PG_ELPA) | (1 << CP0PG_IEC), - .CP1_fcr0 = (1 << FCR0_FREP) | (1 << FCR0_UFRP) | (1 << FCR0_HAS2008) | - (1 << FCR0_F64) | (1 << FCR0_L) | (1 << FCR0_W) | - (1 << FCR0_D) | (1 << FCR0_S) | (0x03 << FCR0_PRID), - .CP1_fcr31 = (1 << FCR31_ABS2008) | (1 << FCR31_NAN2008), - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 32, - .PABITS = 40, - .insn_flags = CPU_MIPS32R5 | ASE_MSA, - .mmu_type = MMU_TYPE_R4000, - }, - { - /* A generic CPU supporting MIPS32 Release 6 ISA. - FIXME: Support IEEE 754-2008 FP. - Eventually this should be replaced by a real CPU model. */ - .name = "mips32r6-generic", - .CP0_PRid = 0x00010000, - .CP0_Config0 = MIPS_CONFIG0 | (0x2 << CP0C0_AR) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (31 << CP0C1_MMU) | - (2 << CP0C1_IS) | (4 << CP0C1_IL) | (3 << CP0C1_IA) | - (2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) | - (0 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_BP) | (1 << CP0C3_BI) | - (2 << CP0C3_ISA) | (1 << CP0C3_ULRI) | - (1 << CP0C3_RXI) | (1U << CP0C3_M), - .CP0_Config4 = MIPS_CONFIG4 | (0xfc << CP0C4_KScrExist) | - (3 << CP0C4_IE) | (1U << CP0C4_M), - .CP0_Config5 = MIPS_CONFIG5 | (1 << CP0C5_XNP) | (1 << CP0C5_LLB), - .CP0_Config5_rw_bitmask = (1 << CP0C5_SBRI) | (1 << CP0C5_FRE) | - (1 << CP0C5_UFE), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 0, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x3058FF1F, - .CP0_PageGrain = (1 << CP0PG_IEC) | (1 << CP0PG_XIE) | - (1U << CP0PG_RIE), - .CP0_PageGrain_rw_bitmask = 0, - .CP1_fcr0 = (1 << FCR0_FREP) | (1 << FCR0_HAS2008) | (1 << FCR0_F64) | - (1 << FCR0_L) | (1 << FCR0_W) | (1 << FCR0_D) | - (1 << FCR0_S) | (0x00 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = (1 << FCR31_ABS2008) | (1 << FCR31_NAN2008), - .CP1_fcr31_rw_bitmask = 0x0103FFFF, - .SEGBITS = 32, - .PABITS = 32, - .insn_flags = CPU_MIPS32R6 | ASE_MICROMIPS, - .mmu_type = MMU_TYPE_R4000, - }, -#if defined(TARGET_MIPS64) - { - .name = "R4000", - .CP0_PRid = 0x00000400, - /* No L2 cache, icache size 8k, dcache size 8k, uncached coherency. */ - .CP0_Config0 = (1 << 17) | (0x1 << 9) | (0x1 << 6) | (0x2 << CP0C0_K0), - /* Note: Config1 is only used internally, the R4000 has only Config0. */ - .CP0_Config1 = (1 << CP0C1_FP) | (47 << CP0C1_MMU), - .CP0_LLAddr_rw_bitmask = 0xFFFFFFFF, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 16, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x3678FFFF, - /* The R4000 has a full 64bit FPU but doesn't use the fcr0 bits. */ - .CP1_fcr0 = (0x5 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0x0183FFFF, - .SEGBITS = 40, - .PABITS = 36, - .insn_flags = CPU_MIPS3, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "VR5432", - .CP0_PRid = 0x00005400, - /* No L2 cache, icache size 8k, dcache size 8k, uncached coherency. */ - .CP0_Config0 = (1 << 17) | (0x1 << 9) | (0x1 << 6) | (0x2 << CP0C0_K0), - .CP0_Config1 = (1 << CP0C1_FP) | (47 << CP0C1_MMU), - .CP0_LLAddr_rw_bitmask = 0xFFFFFFFFL, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 16, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x3678FFFF, - /* The VR5432 has a full 64bit FPU but doesn't use the fcr0 bits. */ - .CP1_fcr0 = (0x54 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 40, - .PABITS = 32, - .insn_flags = CPU_VR54XX, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "5Kc", - .CP0_PRid = 0x00018100, - .CP0_Config0 = MIPS_CONFIG0 | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (31 << CP0C1_MMU) | - (1 << CP0C1_IS) | (4 << CP0C1_IL) | (1 << CP0C1_IA) | - (1 << CP0C1_DS) | (4 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x12F8FFFF, - .SEGBITS = 42, - .PABITS = 36, - .insn_flags = CPU_MIPS64, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "5Kf", - .CP0_PRid = 0x00018100, - .CP0_Config0 = MIPS_CONFIG0 | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (31 << CP0C1_MMU) | - (1 << CP0C1_IS) | (4 << CP0C1_IL) | (1 << CP0C1_IA) | - (1 << CP0C1_DS) | (4 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x36F8FFFF, - /* The 5Kf has F64 / L / W but doesn't use the fcr0 bits. */ - .CP1_fcr0 = (1 << FCR0_D) | (1 << FCR0_S) | - (0x81 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 42, - .PABITS = 36, - .insn_flags = CPU_MIPS64, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "20Kc", - /* We emulate a later version of the 20Kc, earlier ones had a broken - WAIT instruction. */ - .CP0_PRid = 0x000182a0, - .CP0_Config0 = MIPS_CONFIG0 | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT) | (1 << CP0C0_VI), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (47 << CP0C1_MMU) | - (2 << CP0C1_IS) | (4 << CP0C1_IL) | (3 << CP0C1_IA) | - (2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 0, - .SYNCI_Step = 32, - .CCRes = 1, - .CP0_Status_rw_bitmask = 0x36FBFFFF, - /* The 20Kc has F64 / L / W but doesn't use the fcr0 bits. */ - .CP1_fcr0 = (1 << FCR0_3D) | (1 << FCR0_PS) | - (1 << FCR0_D) | (1 << FCR0_S) | - (0x82 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 40, - .PABITS = 36, - .insn_flags = CPU_MIPS64 | ASE_MIPS3D, - .mmu_type = MMU_TYPE_R4000, - }, - { - /* A generic CPU providing MIPS64 Release 2 features. - FIXME: Eventually this should be replaced by a real CPU model. */ - .name = "MIPS64R2-generic", - .CP0_PRid = 0x00010000, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (63 << CP0C1_MMU) | - (2 << CP0C1_IS) | (4 << CP0C1_IL) | (3 << CP0C1_IA) | - (2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_LPA), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 0, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x36FBFFFF, - .CP1_fcr0 = (1 << FCR0_F64) | (1 << FCR0_3D) | (1 << FCR0_PS) | - (1 << FCR0_L) | (1 << FCR0_W) | (1 << FCR0_D) | - (1 << FCR0_S) | (0x00 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 42, - .PABITS = 36, - .insn_flags = CPU_MIPS64R2 | ASE_MIPS3D, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "5KEc", - .CP0_PRid = 0x00018900, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (31 << CP0C1_MMU) | - (1 << CP0C1_IS) | (4 << CP0C1_IL) | (1 << CP0C1_IA) | - (1 << CP0C1_DS) | (4 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x12F8FFFF, - .SEGBITS = 42, - .PABITS = 36, - .insn_flags = CPU_MIPS64R2, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "5KEf", - .CP0_PRid = 0x00018900, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (31 << CP0C1_MMU) | - (1 << CP0C1_IS) | (4 << CP0C1_IL) | (1 << CP0C1_IA) | - (1 << CP0C1_DS) | (4 << CP0C1_DL) | (1 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3, - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 4, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x36F8FFFF, - .CP1_fcr0 = (1 << FCR0_F64) | (1 << FCR0_L) | (1 << FCR0_W) | - (1 << FCR0_D) | (1 << FCR0_S) | - (0x89 << FCR0_PRID) | (0x0 << FCR0_REV), - .SEGBITS = 42, - .PABITS = 36, - .insn_flags = CPU_MIPS64R2, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "I6400", - .CP0_PRid = 0x1A900, - .CP0_Config0 = MIPS_CONFIG0 | (0x2 << CP0C0_AR) | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (15 << CP0C1_MMU) | - (2 << CP0C1_IS) | (5 << CP0C1_IL) | (3 << CP0C1_IA) | - (2 << CP0C1_DS) | (5 << CP0C1_DL) | (3 << CP0C1_DA) | - (0 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1U << CP0C3_M) | - (1 << CP0C3_CMGCR) | (1 << CP0C3_MSAP) | - (1 << CP0C3_BP) | (1 << CP0C3_BI) | (1 << CP0C3_ULRI) | - (1 << CP0C3_RXI) | (1 << CP0C3_LPA) | (1 << CP0C3_VInt), - .CP0_Config4 = MIPS_CONFIG4 | (1U << CP0C4_M) | (3 << CP0C4_IE) | - (1 << CP0C4_AE) | (0xfc << CP0C4_KScrExist), - .CP0_Config5 = MIPS_CONFIG5 | (1 << CP0C5_XNP) | (1 << CP0C5_VP) | - (1 << CP0C5_LLB) | (1 << CP0C5_MRP), - .CP0_Config5_rw_bitmask = (1 << CP0C5_MSAEn) | (1 << CP0C5_SBRI) | - (1 << CP0C5_FRE) | (1 << CP0C5_UFE), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 0, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x30D8FFFF, - .CP0_PageGrain = (1 << CP0PG_IEC) | (1 << CP0PG_XIE) | - (1U << CP0PG_RIE), - .CP0_PageGrain_rw_bitmask = (1 << CP0PG_ELPA), - .CP1_fcr0 = (1 << FCR0_FREP) | (1 << FCR0_HAS2008) | (1 << FCR0_F64) | - (1 << FCR0_L) | (1 << FCR0_W) | (1 << FCR0_D) | - (1 << FCR0_S) | (0x03 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = (1 << FCR31_ABS2008) | (1 << FCR31_NAN2008), - .CP1_fcr31_rw_bitmask = 0x0103FFFF, - .MSAIR = 0x03 << MSAIR_ProcID, - .SEGBITS = 48, - .PABITS = 48, - .insn_flags = CPU_MIPS64R6 | ASE_MSA, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "Loongson-2E", - .CP0_PRid = 0x6302, - /* 64KB I-cache and d-cache. 4 way with 32 bit cache line size. */ - .CP0_Config0 = (0x1<<17) | (0x1<<16) | (0x1<<11) | (0x1<<8) | - (0x1<<5) | (0x1<<4) | (0x1<<1), - /* Note: Config1 is only used internally, - Loongson-2E has only Config0. */ - .CP0_Config1 = (1 << CP0C1_FP) | (47 << CP0C1_MMU), - .SYNCI_Step = 16, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x35D0FFFF, - .CP1_fcr0 = (0x5 << FCR0_PRID) | (0x1 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 40, - .PABITS = 40, - .insn_flags = CPU_LOONGSON2E, - .mmu_type = MMU_TYPE_R4000, - }, - { - .name = "Loongson-2F", - .CP0_PRid = 0x6303, - /* 64KB I-cache and d-cache. 4 way with 32 bit cache line size. */ - .CP0_Config0 = (0x1<<17) | (0x1<<16) | (0x1<<11) | (0x1<<8) | - (0x1<<5) | (0x1<<4) | (0x1<<1), - /* Note: Config1 is only used internally, - Loongson-2F has only Config0. */ - .CP0_Config1 = (1 << CP0C1_FP) | (47 << CP0C1_MMU), - .SYNCI_Step = 16, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0xF5D0FF1F, /* Bits 7:5 not writable. */ - .CP1_fcr0 = (0x5 << FCR0_PRID) | (0x1 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 40, - .PABITS = 40, - .insn_flags = CPU_LOONGSON2F, - .mmu_type = MMU_TYPE_R4000, - }, - { - /* A generic CPU providing MIPS64 ASE DSP 2 features. - FIXME: Eventually this should be replaced by a real CPU model. */ - .name = "mips64dspr2", - .CP0_PRid = 0x00010000, - .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | (0x2 << CP0C0_AT) | - (MMU_TYPE_R4000 << CP0C0_MT), - .CP0_Config1 = MIPS_CONFIG1 | (1 << CP0C1_FP) | (63 << CP0C1_MMU) | - (2 << CP0C1_IS) | (4 << CP0C1_IL) | (3 << CP0C1_IA) | - (2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) | - (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), - .CP0_Config2 = MIPS_CONFIG2, - .CP0_Config3 = MIPS_CONFIG3 | (1U << CP0C3_M) | (1 << CP0C3_DSP2P) | - (1 << CP0C3_DSPP) | (1 << CP0C3_LPA), - .CP0_LLAddr_rw_bitmask = 0, - .CP0_LLAddr_shift = 0, - .SYNCI_Step = 32, - .CCRes = 2, - .CP0_Status_rw_bitmask = 0x37FBFFFF, - .CP1_fcr0 = (1 << FCR0_F64) | (1 << FCR0_3D) | (1 << FCR0_PS) | - (1 << FCR0_L) | (1 << FCR0_W) | (1 << FCR0_D) | - (1 << FCR0_S) | (0x00 << FCR0_PRID) | (0x0 << FCR0_REV), - .CP1_fcr31 = 0, - .CP1_fcr31_rw_bitmask = 0xFF83FFFF, - .SEGBITS = 42, - .PABITS = 36, - .insn_flags = CPU_MIPS64R2 | ASE_DSP | ASE_DSPR2, - .mmu_type = MMU_TYPE_R4000, - }, - -#endif -}; - -static const mips_def_t *cpu_mips_find_by_name (const char *name) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(mips_defs); i++) { - if (strcasecmp(name, mips_defs[i].name) == 0) { - return &mips_defs[i]; - } - } - return NULL; -} - -void mips_cpu_list (FILE *f, fprintf_function cpu_fprintf) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(mips_defs); i++) { - (*cpu_fprintf)(f, "MIPS '%s'\n", - mips_defs[i].name); - } -} - -#ifndef CONFIG_USER_ONLY -static void no_mmu_init (CPUMIPSState *env, const mips_def_t *def) -{ - env->tlb->nb_tlb = 1; - env->tlb->map_address = &no_mmu_map_address; -} - -static void fixed_mmu_init (CPUMIPSState *env, const mips_def_t *def) -{ - env->tlb->nb_tlb = 1; - env->tlb->map_address = &fixed_mmu_map_address; -} - -static void r4k_mmu_init (CPUMIPSState *env, const mips_def_t *def) -{ - env->tlb->nb_tlb = 1 + ((def->CP0_Config1 >> CP0C1_MMU) & 63); - env->tlb->map_address = &r4k_map_address; - env->tlb->helper_tlbwi = r4k_helper_tlbwi; - env->tlb->helper_tlbwr = r4k_helper_tlbwr; - env->tlb->helper_tlbp = r4k_helper_tlbp; - env->tlb->helper_tlbr = r4k_helper_tlbr; - env->tlb->helper_tlbinv = r4k_helper_tlbinv; - env->tlb->helper_tlbinvf = r4k_helper_tlbinvf; -} - -static void mmu_init (CPUMIPSState *env, const mips_def_t *def) -{ - MIPSCPU *cpu = mips_env_get_cpu(env); - - env->tlb = g_malloc0(sizeof(CPUMIPSTLBContext)); - - switch (def->mmu_type) { - case MMU_TYPE_NONE: - no_mmu_init(env, def); - break; - case MMU_TYPE_R4000: - r4k_mmu_init(env, def); - break; - case MMU_TYPE_FMT: - fixed_mmu_init(env, def); - break; - case MMU_TYPE_R3000: - case MMU_TYPE_R6000: - case MMU_TYPE_R8000: - default: - cpu_abort(CPU(cpu), "MMU type not supported\n"); - } -} -#endif /* CONFIG_USER_ONLY */ - -static void fpu_init (CPUMIPSState *env, const mips_def_t *def) -{ - int i; - - for (i = 0; i < MIPS_FPU_MAX; i++) - env->fpus[i].fcr0 = def->CP1_fcr0; - - memcpy(&env->active_fpu, &env->fpus[0], sizeof(env->active_fpu)); -} - -static void mvp_init (CPUMIPSState *env, const mips_def_t *def) -{ - env->mvp = g_malloc0(sizeof(CPUMIPSMVPContext)); - - /* MVPConf1 implemented, TLB sharable, no gating storage support, - programmable cache partitioning implemented, number of allocatable - and sharable TLB entries, MVP has allocatable TCs, 2 VPEs - implemented, 5 TCs implemented. */ - env->mvp->CP0_MVPConf0 = (1U << CP0MVPC0_M) | (1 << CP0MVPC0_TLBS) | - (0 << CP0MVPC0_GS) | (1 << CP0MVPC0_PCP) | -// TODO: actually do 2 VPEs. -// (1 << CP0MVPC0_TCA) | (0x1 << CP0MVPC0_PVPE) | -// (0x04 << CP0MVPC0_PTC); - (1 << CP0MVPC0_TCA) | (0x0 << CP0MVPC0_PVPE) | - (0x00 << CP0MVPC0_PTC); -#if !defined(CONFIG_USER_ONLY) - /* Usermode has no TLB support */ - env->mvp->CP0_MVPConf0 |= (env->tlb->nb_tlb << CP0MVPC0_PTLBE); -#endif - - /* Allocatable CP1 have media extensions, allocatable CP1 have FP support, - no UDI implemented, no CP2 implemented, 1 CP1 implemented. */ - env->mvp->CP0_MVPConf1 = (1U << CP0MVPC1_CIM) | (1 << CP0MVPC1_CIF) | - (0x0 << CP0MVPC1_PCX) | (0x0 << CP0MVPC1_PCP2) | - (0x1 << CP0MVPC1_PCP1); -} - -static void msa_reset(CPUMIPSState *env) -{ -#ifdef CONFIG_USER_ONLY - /* MSA access enabled */ - env->CP0_Config5 |= 1 << CP0C5_MSAEn; - env->CP0_Status |= (1 << CP0St_CU1) | (1 << CP0St_FR); -#endif - - /* MSA CSR: - - non-signaling floating point exception mode off (NX bit is 0) - - Cause, Enables, and Flags are all 0 - - round to nearest / ties to even (RM bits are 0) */ - env->active_tc.msacsr = 0; - - restore_msa_fp_status(env); - - /* tininess detected after rounding.*/ - set_float_detect_tininess(float_tininess_after_rounding, - &env->active_tc.msa_fp_status); - - /* clear float_status exception flags */ - set_float_exception_flags(0, &env->active_tc.msa_fp_status); - - /* clear float_status nan mode */ - set_default_nan_mode(0, &env->active_tc.msa_fp_status); - - /* set proper signanling bit meaning ("1" means "quiet") */ - set_snan_bit_is_one(0, &env->active_tc.msa_fp_status); -} |