summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/arch/arm/isa.hh3
-rw-r--r--src/arch/arm/isa/formats/misc.isa9
-rw-r--r--src/arch/arm/miscregs.cc178
-rw-r--r--src/arch/arm/miscregs.hh63
4 files changed, 193 insertions, 60 deletions
diff --git a/src/arch/arm/isa.hh b/src/arch/arm/isa.hh
index 2d6a97fb6..f4ff58a28 100644
--- a/src/arch/arm/isa.hh
+++ b/src/arch/arm/isa.hh
@@ -116,9 +116,6 @@ namespace ArmISA
cpacr.cp11 = 0x3;
miscRegs[MISCREG_CPACR] = cpacr;
- /* One region, unified map. */
- miscRegs[MISCREG_MPUIR] = 0x100;
-
/* Start with an event in the mailbox */
miscRegs[MISCREG_SEV_MAILBOX] = 1;
diff --git a/src/arch/arm/isa/formats/misc.isa b/src/arch/arm/isa/formats/misc.isa
index d01b5014d..8d386b0b0 100644
--- a/src/arch/arm/isa/formats/misc.isa
+++ b/src/arch/arm/isa/formats/misc.isa
@@ -128,15 +128,6 @@ def format McrMrc15() {{
case MISCREG_BPIALL:
return new WarnUnimplemented(
isRead ? "mrc bpiall" : "mcr bpiall", machInst);
- case MISCREG_DRBAR:
- return new WarnUnimplemented(
- isRead ? "mrc drbar" : "mcr drbar", machInst);
- case MISCREG_DRACR:
- return new WarnUnimplemented(
- isRead ? "mrc dracr" : "mcr dracr", machInst);
- case MISCREG_DRSR:
- return new WarnUnimplemented(
- isRead ? "mrc drsr" : "mcr drsr", machInst);
default:
if (isRead) {
return new Mrc15(machInst, rt, (IntRegIndex)miscReg);
diff --git a/src/arch/arm/miscregs.cc b/src/arch/arm/miscregs.cc
index f5d888ff6..aedc0fce5 100644
--- a/src/arch/arm/miscregs.cc
+++ b/src/arch/arm/miscregs.cc
@@ -56,8 +56,8 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
return MISCREG_CTR;
case 2:
return MISCREG_TCMTR;
- case 4:
- return MISCREG_MPUIR;
+ case 3:
+ return MISCREG_TLBTR;
case 5:
return MISCREG_MPIDR;
default:
@@ -127,17 +127,45 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
}
break;
case 1:
- if (opc1 == 0 && crm == 0) {
+ if (opc1 == 0) {
+ if (crm == 0) {
+ switch (opc2) {
+ case 0:
+ return MISCREG_SCTLR;
+ case 1:
+ return MISCREG_ACTLR;
+ case 0x2:
+ return MISCREG_CPACR;
+ }
+ } else if (crm == 1) {
+ switch (opc2) {
+ case 0:
+ return MISCREG_SCR;
+ case 1:
+ return MISCREG_SDER;
+ case 2:
+ return MISCREG_NSACR;
+ }
+ }
+ }
+ break;
+ case 2:
+ if (opc2 == 0 && crm == 0) {
switch (opc2) {
case 0:
- return MISCREG_SCTLR;
+ return MISCREG_TTBR0;
case 1:
- return MISCREG_ACTLR;
- case 0x2:
- return MISCREG_CPACR;
+ return MISCREG_TTBR1;
+ case 2:
+ return MISCREG_TTBCR;
}
}
break;
+ case 3:
+ if (opc1 == 0 && crm == 0 && opc2 == 0) {
+ return MISCREG_DACR;
+ }
+ break;
case 5:
if (opc1 == 0) {
if (crm == 0) {
@@ -156,36 +184,12 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
}
break;
case 6:
- if (opc1 == 0) {
- switch (crm) {
+ if (opc1 == 0 && crm == 0) {
+ switch (opc2) {
case 0:
- switch (opc2) {
- case 0:
- return MISCREG_DFAR;
- case 2:
- return MISCREG_IFAR;
- }
- break;
- case 1:
- switch (opc2) {
- case 0:
- return MISCREG_DRBAR;
- case 1:
- return MISCREG_IRBAR;
- case 2:
- return MISCREG_DRSR;
- case 3:
- return MISCREG_IRSR;
- case 4:
- return MISCREG_DRACR;
- case 5:
- return MISCREG_IRACR;
- }
- break;
+ return MISCREG_DFAR;
case 2:
- if (opc2 == 0) {
- return MISCREG_RGNR;
- }
+ return MISCREG_IFAR;
}
}
break;
@@ -205,6 +209,11 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
return MISCREG_BPIALLIS;
}
break;
+ case 4:
+ if (opc2 == 0) {
+ return MISCREG_PAR;
+ }
+ break;
case 5:
switch (opc2) {
case 0:
@@ -226,6 +235,26 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
return MISCREG_DCISW;
}
break;
+ case 8:
+ switch (opc2) {
+ case 0:
+ return MISCREG_V2PCWPR;
+ case 1:
+ return MISCREG_V2PCWPW;
+ case 2:
+ return MISCREG_V2PCWUR;
+ case 3:
+ return MISCREG_V2PCWUW;
+ case 4:
+ return MISCREG_V2POWPR;
+ case 5:
+ return MISCREG_V2POWPW;
+ case 6:
+ return MISCREG_V2POWUR;
+ case 7:
+ return MISCREG_V2POWUW;
+ }
+ break;
case 10:
switch (opc2) {
case 1:
@@ -258,6 +287,56 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
}
}
break;
+ case 8:
+ if (opc1 == 0) {
+ switch (crm) {
+ case 3:
+ switch (opc2) {
+ case 0:
+ return MISCREG_TLBIALLIS;
+ case 1:
+ return MISCREG_TLBIMVAIS;
+ case 2:
+ return MISCREG_TLBIASIDIS;
+ case 3:
+ return MISCREG_TLBIMVAAIS;
+ }
+ break;
+ case 5:
+ switch (opc2) {
+ case 0:
+ return MISCREG_ITLBIALL;
+ case 1:
+ return MISCREG_ITLBIMVA;
+ case 2:
+ return MISCREG_ITLBIASID;
+ }
+ break;
+ case 6:
+ switch (opc2) {
+ case 0:
+ return MISCREG_DTLBIALL;
+ case 1:
+ return MISCREG_DTLBIMVA;
+ case 2:
+ return MISCREG_DTLBIASID;
+ }
+ break;
+ case 7:
+ switch (opc2) {
+ case 0:
+ return MISCREG_TLBIALL;
+ case 1:
+ return MISCREG_TLBIMVA;
+ case 2:
+ return MISCREG_TLBIASID;
+ case 3:
+ return MISCREG_TLBIMVAA;
+ }
+ break;
+ }
+ }
+ break;
case 9:
if (opc1 >= 0 && opc1 <= 7) {
switch (crm) {
@@ -278,6 +357,18 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
}
}
break;
+ case 10:
+ if (opc1 == 0) {
+ // crm 0, 1, 4, and 8, with op2 0 - 7, reserved for TLB lockdown
+ if (crm == 2) { // TEX Remap Registers
+ if (opc2 == 0) {
+ return MISCREG_PRRR;
+ } else if (opc2 == 1) {
+ return MISCREG_NMRR;
+ }
+ }
+ }
+ break;
case 11:
if (opc1 >= 0 && opc1 <=7) {
switch (crm) {
@@ -296,10 +387,27 @@ decodeCP15Reg(unsigned crn, unsigned opc1, unsigned crm, unsigned opc2)
}
}
break;
+ case 12:
+ if (opc1 == 0) {
+ if (crm == 0) {
+ if (opc2 == 0) {
+ return MISCREG_VBAR;
+ } else if (opc2 == 1) {
+ return MISCREG_MVBAR;
+ }
+ } else if (crm == 1) {
+ if (opc2 == 0) {
+ return MISCREG_ISR;
+ }
+ }
+ }
+ break;
case 13:
if (opc1 == 0) {
if (crm == 0) {
switch (crm) {
+ case 0:
+ return MISCREG_FCEIDR;
case 1:
return MISCREG_CONTEXTIDR;
case 2:
diff --git a/src/arch/arm/miscregs.hh b/src/arch/arm/miscregs.hh
index 81a448fd2..52329a3dc 100644
--- a/src/arch/arm/miscregs.hh
+++ b/src/arch/arm/miscregs.hh
@@ -105,14 +105,10 @@ namespace ArmISA
MISCREG_BPIMVA,
MISCREG_BPIALLIS,
MISCREG_BPIALL,
- MISCREG_MPUIR,
MISCREG_MIDR,
- MISCREG_RGNR,
- MISCREG_DRBAR,
- MISCREG_DRACR,
- MISCREG_DRSR,
MISCREG_CP15_UNIMP_START,
MISCREG_CTR = MISCREG_CP15_UNIMP_START,
+ MISCREG_TLBTR,
MISCREG_TCMTR,
MISCREG_MPIDR,
MISCREG_ID_PFR0,
@@ -129,21 +125,55 @@ namespace ArmISA
MISCREG_ID_ISAR3,
MISCREG_ID_ISAR4,
MISCREG_ID_ISAR5,
+ MISCREG_PAR,
MISCREG_AIDR,
MISCREG_ACTLR,
+ MISCREG_DACR,
MISCREG_DFSR,
MISCREG_IFSR,
MISCREG_ADFSR,
MISCREG_AIFSR,
MISCREG_DFAR,
MISCREG_IFAR,
- MISCREG_IRBAR,
- MISCREG_IRSR,
- MISCREG_IRACR,
MISCREG_DCIMVAC,
MISCREG_DCISW,
MISCREG_MCCSW,
MISCREG_DCCMVAU,
+ MISCREG_SCR,
+ MISCREG_SDER,
+ MISCREG_NSACR,
+ MISCREG_TTBR0,
+ MISCREG_TTBR1,
+ MISCREG_TTBCR,
+ MISCREG_V2PCWPR,
+ MISCREG_V2PCWPW,
+ MISCREG_V2PCWUR,
+ MISCREG_V2PCWUW,
+ MISCREG_V2POWPR,
+ MISCREG_V2POWPW,
+ MISCREG_V2POWUR,
+ MISCREG_V2POWUW,
+ MISCREG_TLBIALLIS,
+ MISCREG_TLBIMVAIS,
+ MISCREG_TLBIASIDIS,
+ MISCREG_TLBIMVAAIS,
+ MISCREG_ITLBIALL,
+ MISCREG_ITLBIMVA,
+ MISCREG_ITLBIASID,
+ MISCREG_DTLBIALL,
+ MISCREG_DTLBIMVA,
+ MISCREG_DTLBIASID,
+ MISCREG_TLBIALL,
+ MISCREG_TLBIMVA,
+ MISCREG_TLBIASID,
+ MISCREG_TLBIMVAA,
+ MISCREG_PRRR,
+ MISCREG_NMRR,
+ MISCREG_VBAR,
+ MISCREG_MVBAR,
+ MISCREG_ISR,
+ MISCREG_FCEIDR,
+
MISCREG_CP15_END,
@@ -160,23 +190,30 @@ namespace ArmISA
const char * const miscRegName[NUM_MISCREGS] = {
"cpsr", "spsr", "spsr_fiq", "spsr_irq", "spsr_svc",
"spsr_mon", "spsr_und", "spsr_abt",
- "fpsr", "fpsid", "fpscr", "fpexc", "sev_mailbox",
+ "fpsr", "fpsid", "fpscr", "fpexc", "mvfr0", "mvfr1",
+ "sev_mailbox",
"sctlr", "dccisw", "dccimvac", "dccmvac",
"contextidr", "tpidrurw", "tpidruro", "tpidrprw",
"cp15isb", "cp15dsb", "cp15dmb", "cpacr",
"clidr", "ccsidr", "csselr",
"icialluis", "iciallu", "icimvau",
"bpimva", "bpiallis", "bpiall",
- "mpuir", "midr", "rgnr", "drbar", "dracr", "drsr",
- "ctr", "tcmtr", "mpidr",
+ "midr", "ctr", "tlbtr", "tcmtr", "mpidr",
"id_pfr0", "id_pfr1", "id_dfr0", "id_afr0",
"id_mmfr0", "id_mmfr1", "id_mmfr2", "id_mmfr3",
"id_isar0", "id_isar1", "id_isar2", "id_isar3", "id_isar4", "id_isar5",
- "aidr", "actlr",
+ "par", "aidr", "actlr", "dacr",
"dfsr", "ifsr", "adfsr", "aifsr", "dfar", "ifar",
- "irbar", "irsr", "iracr",
"dcimvac", "dcisw", "mccsw",
"dccmvau",
+ "scr", "sder", "nsacr", "ttbr0", "ttbr1", "ttbcr",
+ "v2pcwpr", "v2pcwpw", "v2pcwur", "v2pcwuw",
+ "v2powpr", "v2powpw", "v2powur", "v2powuw",
+ "tlbiallis", "tlbimvais", "tlbiasidis", "tlbimvaais",
+ "itlbiall", "itlbimva", "itlbiasid",
+ "dtlbiall", "dtlbimva", "dtlbiasid",
+ "tlbiall", "tlbimva", "tlbiasid", "tlbimvaa",
+ "prrr", "nmrr", "vbar", "mvbar", "isr", "fceidr",
"nop", "raz"
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 09:56:17 +0000