--- /dev/null
+#include "sysemu/sysemu.h"
+#include "cpu.h"
+#include "sysemu/sysemu.h"
+#include "helper_regs.h"
+#include "hw/spapr.h"
+
+#define HPTES_PER_GROUP 8
+
+#define HPTE_V_SSIZE_SHIFT 62
+#define HPTE_V_AVPN_SHIFT 7
+#define HPTE_V_AVPN 0x3fffffffffffff80ULL
+#define HPTE_V_AVPN_VAL(x) (((x) & HPTE_V_AVPN) >> HPTE_V_AVPN_SHIFT)
+#define HPTE_V_COMPARE(x, y) (!(((x) ^ (y)) & 0xffffffffffffff80UL))
+#define HPTE_V_BOLTED 0x0000000000000010ULL
+#define HPTE_V_LOCK 0x0000000000000008ULL
+#define HPTE_V_LARGE 0x0000000000000004ULL
+#define HPTE_V_SECONDARY 0x0000000000000002ULL
+#define HPTE_V_VALID 0x0000000000000001ULL
+
+#define HPTE_R_PP0 0x8000000000000000ULL
+#define HPTE_R_TS 0x4000000000000000ULL
+#define HPTE_R_KEY_HI 0x3000000000000000ULL
+#define HPTE_R_RPN_SHIFT 12
+#define HPTE_R_RPN 0x3ffffffffffff000ULL
+#define HPTE_R_FLAGS 0x00000000000003ffULL
+#define HPTE_R_PP 0x0000000000000003ULL
+#define HPTE_R_N 0x0000000000000004ULL
+#define HPTE_R_G 0x0000000000000008ULL
+#define HPTE_R_M 0x0000000000000010ULL
+#define HPTE_R_I 0x0000000000000020ULL
+#define HPTE_R_W 0x0000000000000040ULL
+#define HPTE_R_WIMG 0x0000000000000078ULL
+#define HPTE_R_C 0x0000000000000080ULL
+#define HPTE_R_R 0x0000000000000100ULL
+#define HPTE_R_KEY_LO 0x0000000000000e00ULL
+
+#define HPTE_V_1TB_SEG 0x4000000000000000ULL
+#define HPTE_V_VRMA_MASK 0x4001ffffff000000ULL
+
+static target_ulong compute_tlbie_rb(target_ulong v, target_ulong r,
+ target_ulong pte_index)
+{
+ target_ulong rb, va_low;
+
+ rb = (v & ~0x7fULL) << 16; /* AVA field */
+ va_low = pte_index >> 3;
+ if (v & HPTE_V_SECONDARY) {
+ va_low = ~va_low;
+ }
+ /* xor vsid from AVA */
+ if (!(v & HPTE_V_1TB_SEG)) {
+ va_low ^= v >> 12;
+ } else {
+ va_low ^= v >> 24;
+ }
+ va_low &= 0x7ff;
+ if (v & HPTE_V_LARGE) {
+ rb |= 1; /* L field */
+#if 0 /* Disable that P7 specific bit for now */
+ if (r & 0xff000) {
+ /* non-16MB large page, must be 64k */
+ /* (masks depend on page size) */
+ rb |= 0x1000; /* page encoding in LP field */
+ rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */
+ rb |= (va_low & 0xfe); /* AVAL field */
+ }
+#endif
+ } else {
+ /* 4kB page */
+ rb |= (va_low & 0x7ff) << 12; /* remaining 11b of AVA */
+ }
+ rb |= (v >> 54) & 0x300; /* B field */
+ return rb;
+}
+
+static target_ulong h_enter(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ CPUPPCState *env = &cpu->env;
+ target_ulong flags = args[0];
+ target_ulong pte_index = args[1];
+ target_ulong pteh = args[2];
+ target_ulong ptel = args[3];
+ target_ulong page_shift = 12;
+ target_ulong raddr;
+ target_ulong i;
+ uint8_t *hpte;
+
+ /* only handle 4k and 16M pages for now */
+ if (pteh & HPTE_V_LARGE) {
+#if 0 /* We don't support 64k pages yet */
+ if ((ptel & 0xf000) == 0x1000) {
+ /* 64k page */
+ } else
+#endif
+ if ((ptel & 0xff000) == 0) {
+ /* 16M page */
+ page_shift = 24;
+ /* lowest AVA bit must be 0 for 16M pages */
+ if (pteh & 0x80) {
+ return H_PARAMETER;
+ }
+ } else {
+ return H_PARAMETER;
+ }
+ }
+
+ raddr = (ptel & HPTE_R_RPN) & ~((1ULL << page_shift) - 1);
+
+ if (raddr < spapr->ram_limit) {
+ /* Regular RAM - should have WIMG=0010 */
+ if ((ptel & HPTE_R_WIMG) != HPTE_R_M) {
+ return H_PARAMETER;
+ }
+ } else {
+ /* Looks like an IO address */
+ /* FIXME: What WIMG combinations could be sensible for IO?
+ * For now we allow WIMG=010x, but are there others? */
+ /* FIXME: Should we check against registered IO addresses? */
+ if ((ptel & (HPTE_R_W | HPTE_R_I | HPTE_R_M)) != HPTE_R_I) {
+ return H_PARAMETER;
+ }
+ }
+
+ pteh &= ~0x60ULL;
+
+ if ((pte_index * HASH_PTE_SIZE_64) & ~env->htab_mask) {
+ return H_PARAMETER;
+ }
+ if (likely((flags & H_EXACT) == 0)) {
+ pte_index &= ~7ULL;
+ hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64);
+ for (i = 0; ; ++i) {
+ if (i == 8) {
+ return H_PTEG_FULL;
+ }
+ if ((ldq_p(hpte) & HPTE_V_VALID) == 0) {
+ break;
+ }
+ hpte += HASH_PTE_SIZE_64;
+ }
+ } else {
+ i = 0;
+ hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64);
+ if (ldq_p(hpte) & HPTE_V_VALID) {
+ return H_PTEG_FULL;
+ }
+ }
+ stq_p(hpte + (HASH_PTE_SIZE_64/2), ptel);
+ /* eieio(); FIXME: need some sort of barrier for smp? */
+ stq_p(hpte, pteh);
+
+ args[0] = pte_index + i;
+ return H_SUCCESS;
+}
+
+enum {
+ REMOVE_SUCCESS = 0,
+ REMOVE_NOT_FOUND = 1,
+ REMOVE_PARM = 2,
+ REMOVE_HW = 3,
+};
+
+static target_ulong remove_hpte(CPUPPCState *env, target_ulong ptex,
+ target_ulong avpn,
+ target_ulong flags,
+ target_ulong *vp, target_ulong *rp)
+{
+ uint8_t *hpte;
+ target_ulong v, r, rb;
+
+ if ((ptex * HASH_PTE_SIZE_64) & ~env->htab_mask) {
+ return REMOVE_PARM;
+ }
+
+ hpte = env->external_htab + (ptex * HASH_PTE_SIZE_64);
+
+ v = ldq_p(hpte);
+ r = ldq_p(hpte + (HASH_PTE_SIZE_64/2));
+
+ if ((v & HPTE_V_VALID) == 0 ||
+ ((flags & H_AVPN) && (v & ~0x7fULL) != avpn) ||
+ ((flags & H_ANDCOND) && (v & avpn) != 0)) {
+ return REMOVE_NOT_FOUND;
+ }
+ *vp = v;
+ *rp = r;
+ stq_p(hpte, 0);
+ rb = compute_tlbie_rb(v, r, ptex);
+ ppc_tlb_invalidate_one(env, rb);
+ return REMOVE_SUCCESS;
+}
+
+static target_ulong h_remove(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ CPUPPCState *env = &cpu->env;
+ target_ulong flags = args[0];
+ target_ulong pte_index = args[1];
+ target_ulong avpn = args[2];
+ int ret;
+
+ ret = remove_hpte(env, pte_index, avpn, flags,
+ &args[0], &args[1]);
+
+ switch (ret) {
+ case REMOVE_SUCCESS:
+ return H_SUCCESS;
+
+ case REMOVE_NOT_FOUND:
+ return H_NOT_FOUND;
+
+ case REMOVE_PARM:
+ return H_PARAMETER;
+
+ case REMOVE_HW:
+ return H_HARDWARE;
+ }
+
+ assert(0);
+}
+
+#define H_BULK_REMOVE_TYPE 0xc000000000000000ULL
+#define H_BULK_REMOVE_REQUEST 0x4000000000000000ULL
+#define H_BULK_REMOVE_RESPONSE 0x8000000000000000ULL
+#define H_BULK_REMOVE_END 0xc000000000000000ULL
+#define H_BULK_REMOVE_CODE 0x3000000000000000ULL
+#define H_BULK_REMOVE_SUCCESS 0x0000000000000000ULL
+#define H_BULK_REMOVE_NOT_FOUND 0x1000000000000000ULL
+#define H_BULK_REMOVE_PARM 0x2000000000000000ULL
+#define H_BULK_REMOVE_HW 0x3000000000000000ULL
+#define H_BULK_REMOVE_RC 0x0c00000000000000ULL
+#define H_BULK_REMOVE_FLAGS 0x0300000000000000ULL
+#define H_BULK_REMOVE_ABSOLUTE 0x0000000000000000ULL
+#define H_BULK_REMOVE_ANDCOND 0x0100000000000000ULL
+#define H_BULK_REMOVE_AVPN 0x0200000000000000ULL
+#define H_BULK_REMOVE_PTEX 0x00ffffffffffffffULL
+
+#define H_BULK_REMOVE_MAX_BATCH 4
+
+static target_ulong h_bulk_remove(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ CPUPPCState *env = &cpu->env;
+ int i;
+
+ for (i = 0; i < H_BULK_REMOVE_MAX_BATCH; i++) {
+ target_ulong *tsh = &args[i*2];
+ target_ulong tsl = args[i*2 + 1];
+ target_ulong v, r, ret;
+
+ if ((*tsh & H_BULK_REMOVE_TYPE) == H_BULK_REMOVE_END) {
+ break;
+ } else if ((*tsh & H_BULK_REMOVE_TYPE) != H_BULK_REMOVE_REQUEST) {
+ return H_PARAMETER;
+ }
+
+ *tsh &= H_BULK_REMOVE_PTEX | H_BULK_REMOVE_FLAGS;
+ *tsh |= H_BULK_REMOVE_RESPONSE;
+
+ if ((*tsh & H_BULK_REMOVE_ANDCOND) && (*tsh & H_BULK_REMOVE_AVPN)) {
+ *tsh |= H_BULK_REMOVE_PARM;
+ return H_PARAMETER;
+ }
+
+ ret = remove_hpte(env, *tsh & H_BULK_REMOVE_PTEX, tsl,
+ (*tsh & H_BULK_REMOVE_FLAGS) >> 26,
+ &v, &r);
+
+ *tsh |= ret << 60;
+
+ switch (ret) {
+ case REMOVE_SUCCESS:
+ *tsh |= (r & (HPTE_R_C | HPTE_R_R)) << 43;
+ break;
+
+ case REMOVE_PARM:
+ return H_PARAMETER;
+
+ case REMOVE_HW:
+ return H_HARDWARE;
+ }
+ }
+
+ return H_SUCCESS;
+}
+
+static target_ulong h_protect(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ CPUPPCState *env = &cpu->env;
+ target_ulong flags = args[0];
+ target_ulong pte_index = args[1];
+ target_ulong avpn = args[2];
+ uint8_t *hpte;
+ target_ulong v, r, rb;
+
+ if ((pte_index * HASH_PTE_SIZE_64) & ~env->htab_mask) {
+ return H_PARAMETER;
+ }
+
+ hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64);
+
+ v = ldq_p(hpte);
+ r = ldq_p(hpte + (HASH_PTE_SIZE_64/2));
+
+ if ((v & HPTE_V_VALID) == 0 ||
+ ((flags & H_AVPN) && (v & ~0x7fULL) != avpn)) {
+ return H_NOT_FOUND;
+ }
+
+ r &= ~(HPTE_R_PP0 | HPTE_R_PP | HPTE_R_N |
+ HPTE_R_KEY_HI | HPTE_R_KEY_LO);
+ r |= (flags << 55) & HPTE_R_PP0;
+ r |= (flags << 48) & HPTE_R_KEY_HI;
+ r |= flags & (HPTE_R_PP | HPTE_R_N | HPTE_R_KEY_LO);
+ rb = compute_tlbie_rb(v, r, pte_index);
+ stq_p(hpte, v & ~HPTE_V_VALID);
+ ppc_tlb_invalidate_one(env, rb);
+ stq_p(hpte + (HASH_PTE_SIZE_64/2), r);
+ /* Don't need a memory barrier, due to qemu's global lock */
+ stq_p(hpte, v);
+ return H_SUCCESS;
+}
+
+static target_ulong h_set_dabr(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ /* FIXME: actually implement this */
+ return H_HARDWARE;
+}
+
+#define FLAGS_REGISTER_VPA 0x0000200000000000ULL
+#define FLAGS_REGISTER_DTL 0x0000400000000000ULL
+#define FLAGS_REGISTER_SLBSHADOW 0x0000600000000000ULL
+#define FLAGS_DEREGISTER_VPA 0x0000a00000000000ULL
+#define FLAGS_DEREGISTER_DTL 0x0000c00000000000ULL
+#define FLAGS_DEREGISTER_SLBSHADOW 0x0000e00000000000ULL
+
+#define VPA_MIN_SIZE 640
+#define VPA_SIZE_OFFSET 0x4
+#define VPA_SHARED_PROC_OFFSET 0x9
+#define VPA_SHARED_PROC_VAL 0x2
+
+static target_ulong register_vpa(CPUPPCState *env, target_ulong vpa)
+{
+ uint16_t size;
+ uint8_t tmp;
+
+ if (vpa == 0) {
+ hcall_dprintf("Can't cope with registering a VPA at logical 0\n");
+ return H_HARDWARE;
+ }
+
+ if (vpa % env->dcache_line_size) {
+ return H_PARAMETER;
+ }
+ /* FIXME: bounds check the address */
+
+ size = lduw_be_phys(vpa + 0x4);
+
+ if (size < VPA_MIN_SIZE) {
+ return H_PARAMETER;
+ }
+
+ /* VPA is not allowed to cross a page boundary */
+ if ((vpa / 4096) != ((vpa + size - 1) / 4096)) {
+ return H_PARAMETER;
+ }
+
+ env->vpa_addr = vpa;
+
+ tmp = ldub_phys(env->vpa_addr + VPA_SHARED_PROC_OFFSET);
+ tmp |= VPA_SHARED_PROC_VAL;
+ stb_phys(env->vpa_addr + VPA_SHARED_PROC_OFFSET, tmp);
+
+ return H_SUCCESS;
+}
+
+static target_ulong deregister_vpa(CPUPPCState *env, target_ulong vpa)
+{
+ if (env->slb_shadow_addr) {
+ return H_RESOURCE;
+ }
+
+ if (env->dtl_addr) {
+ return H_RESOURCE;
+ }
+
+ env->vpa_addr = 0;
+ return H_SUCCESS;
+}
+
+static target_ulong register_slb_shadow(CPUPPCState *env, target_ulong addr)
+{
+ uint32_t size;
+
+ if (addr == 0) {
+ hcall_dprintf("Can't cope with SLB shadow at logical 0\n");
+ return H_HARDWARE;
+ }
+
+ size = ldl_be_phys(addr + 0x4);
+ if (size < 0x8) {
+ return H_PARAMETER;
+ }
+
+ if ((addr / 4096) != ((addr + size - 1) / 4096)) {
+ return H_PARAMETER;
+ }
+
+ if (!env->vpa_addr) {
+ return H_RESOURCE;
+ }
+
+ env->slb_shadow_addr = addr;
+ env->slb_shadow_size = size;
+
+ return H_SUCCESS;
+}
+
+static target_ulong deregister_slb_shadow(CPUPPCState *env, target_ulong addr)
+{
+ env->slb_shadow_addr = 0;
+ env->slb_shadow_size = 0;
+ return H_SUCCESS;
+}
+
+static target_ulong register_dtl(CPUPPCState *env, target_ulong addr)
+{
+ uint32_t size;
+
+ if (addr == 0) {
+ hcall_dprintf("Can't cope with DTL at logical 0\n");
+ return H_HARDWARE;
+ }
+
+ size = ldl_be_phys(addr + 0x4);
+
+ if (size < 48) {
+ return H_PARAMETER;
+ }
+
+ if (!env->vpa_addr) {
+ return H_RESOURCE;
+ }
+
+ env->dtl_addr = addr;
+ env->dtl_size = size;
+
+ return H_SUCCESS;
+}
+
+static target_ulong deregister_dtl(CPUPPCState *env, target_ulong addr)
+{
+ env->dtl_addr = 0;
+ env->dtl_size = 0;
+
+ return H_SUCCESS;
+}
+
+static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ target_ulong flags = args[0];
+ target_ulong procno = args[1];
+ target_ulong vpa = args[2];
+ target_ulong ret = H_PARAMETER;
+ CPUPPCState *tenv;
+ CPUState *tcpu;
+
+ tcpu = qemu_get_cpu(procno);
+ if (!tcpu) {
+ return H_PARAMETER;
+ }
+ tenv = tcpu->env_ptr;
+
+ switch (flags) {
+ case FLAGS_REGISTER_VPA:
+ ret = register_vpa(tenv, vpa);
+ break;
+
+ case FLAGS_DEREGISTER_VPA:
+ ret = deregister_vpa(tenv, vpa);
+ break;
+
+ case FLAGS_REGISTER_SLBSHADOW:
+ ret = register_slb_shadow(tenv, vpa);
+ break;
+
+ case FLAGS_DEREGISTER_SLBSHADOW:
+ ret = deregister_slb_shadow(tenv, vpa);
+ break;
+
+ case FLAGS_REGISTER_DTL:
+ ret = register_dtl(tenv, vpa);
+ break;
+
+ case FLAGS_DEREGISTER_DTL:
+ ret = deregister_dtl(tenv, vpa);
+ break;
+ }
+
+ return ret;
+}
+
+static target_ulong h_cede(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ CPUPPCState *env = &cpu->env;
+ CPUState *cs = CPU(cpu);
+
+ env->msr |= (1ULL << MSR_EE);
+ hreg_compute_hflags(env);
+ if (!cpu_has_work(cs)) {
+ env->halted = 1;
+ env->exception_index = EXCP_HLT;
+ cs->exit_request = 1;
+ }
+ return H_SUCCESS;
+}
+
+static target_ulong h_rtas(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ target_ulong rtas_r3 = args[0];
+ uint32_t token = ldl_be_phys(rtas_r3);
+ uint32_t nargs = ldl_be_phys(rtas_r3 + 4);
+ uint32_t nret = ldl_be_phys(rtas_r3 + 8);
+
+ return spapr_rtas_call(spapr, token, nargs, rtas_r3 + 12,
+ nret, rtas_r3 + 12 + 4*nargs);
+}
+
+static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ target_ulong size = args[0];
+ target_ulong addr = args[1];
+
+ switch (size) {
+ case 1:
+ args[0] = ldub_phys(addr);
+ return H_SUCCESS;
+ case 2:
+ args[0] = lduw_phys(addr);
+ return H_SUCCESS;
+ case 4:
+ args[0] = ldl_phys(addr);
+ return H_SUCCESS;
+ case 8:
+ args[0] = ldq_phys(addr);
+ return H_SUCCESS;
+ }
+ return H_PARAMETER;
+}
+
+static target_ulong h_logical_store(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ target_ulong size = args[0];
+ target_ulong addr = args[1];
+ target_ulong val = args[2];
+
+ switch (size) {
+ case 1:
+ stb_phys(addr, val);
+ return H_SUCCESS;
+ case 2:
+ stw_phys(addr, val);
+ return H_SUCCESS;
+ case 4:
+ stl_phys(addr, val);
+ return H_SUCCESS;
+ case 8:
+ stq_phys(addr, val);
+ return H_SUCCESS;
+ }
+ return H_PARAMETER;
+}
+
+static target_ulong h_logical_memop(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ target_ulong dst = args[0]; /* Destination address */
+ target_ulong src = args[1]; /* Source address */
+ target_ulong esize = args[2]; /* Element size (0=1,1=2,2=4,3=8) */
+ target_ulong count = args[3]; /* Element count */
+ target_ulong op = args[4]; /* 0 = copy, 1 = invert */
+ uint64_t tmp;
+ unsigned int mask = (1 << esize) - 1;
+ int step = 1 << esize;
+
+ if (count > 0x80000000) {
+ return H_PARAMETER;
+ }
+
+ if ((dst & mask) || (src & mask) || (op > 1)) {
+ return H_PARAMETER;
+ }
+
+ if (dst >= src && dst < (src + (count << esize))) {
+ dst = dst + ((count - 1) << esize);
+ src = src + ((count - 1) << esize);
+ step = -step;
+ }
+
+ while (count--) {
+ switch (esize) {
+ case 0:
+ tmp = ldub_phys(src);
+ break;
+ case 1:
+ tmp = lduw_phys(src);
+ break;
+ case 2:
+ tmp = ldl_phys(src);
+ break;
+ case 3:
+ tmp = ldq_phys(src);
+ break;
+ default:
+ return H_PARAMETER;
+ }
+ if (op == 1) {
+ tmp = ~tmp;
+ }
+ switch (esize) {
+ case 0:
+ stb_phys(dst, tmp);
+ break;
+ case 1:
+ stw_phys(dst, tmp);
+ break;
+ case 2:
+ stl_phys(dst, tmp);
+ break;
+ case 3:
+ stq_phys(dst, tmp);
+ break;
+ }
+ dst = dst + step;
+ src = src + step;
+ }
+
+ return H_SUCCESS;
+}
+
+static target_ulong h_logical_icbi(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ /* Nothing to do on emulation, KVM will trap this in the kernel */
+ return H_SUCCESS;
+}
+
+static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPREnvironment *spapr,
+ target_ulong opcode, target_ulong *args)
+{
+ /* Nothing to do on emulation, KVM will trap this in the kernel */
+ return H_SUCCESS;
+}
+
+static spapr_hcall_fn papr_hypercall_table[(MAX_HCALL_OPCODE / 4) + 1];
+static spapr_hcall_fn kvmppc_hypercall_table[KVMPPC_HCALL_MAX - KVMPPC_HCALL_BASE + 1];
+
+void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn)
+{
+ spapr_hcall_fn *slot;
+
+ if (opcode <= MAX_HCALL_OPCODE) {
+ assert((opcode & 0x3) == 0);
+
+ slot = &papr_hypercall_table[opcode / 4];
+ } else {
+ assert((opcode >= KVMPPC_HCALL_BASE) && (opcode <= KVMPPC_HCALL_MAX));
+
+ slot = &kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE];
+ }
+
+ assert(!(*slot));
+ *slot = fn;
+}
+
+target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
+ target_ulong *args)
+{
+ if ((opcode <= MAX_HCALL_OPCODE)
+ && ((opcode & 0x3) == 0)) {
+ spapr_hcall_fn fn = papr_hypercall_table[opcode / 4];
+
+ if (fn) {
+ return fn(cpu, spapr, opcode, args);
+ }
+ } else if ((opcode >= KVMPPC_HCALL_BASE) &&
+ (opcode <= KVMPPC_HCALL_MAX)) {
+ spapr_hcall_fn fn = kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE];
+
+ if (fn) {
+ return fn(cpu, spapr, opcode, args);
+ }
+ }
+
+ hcall_dprintf("Unimplemented hcall 0x" TARGET_FMT_lx "\n", opcode);
+ return H_FUNCTION;
+}
+
+static void hypercall_register_types(void)
+{
+ /* hcall-pft */
+ spapr_register_hypercall(H_ENTER, h_enter);
+ spapr_register_hypercall(H_REMOVE, h_remove);
+ spapr_register_hypercall(H_PROTECT, h_protect);
+
+ /* hcall-bulk */
+ spapr_register_hypercall(H_BULK_REMOVE, h_bulk_remove);
+
+ /* hcall-dabr */
+ spapr_register_hypercall(H_SET_DABR, h_set_dabr);
+
+ /* hcall-splpar */
+ spapr_register_hypercall(H_REGISTER_VPA, h_register_vpa);
+ spapr_register_hypercall(H_CEDE, h_cede);
+
+ /* "debugger" hcalls (also used by SLOF). Note: We do -not- differenciate
+ * here between the "CI" and the "CACHE" variants, they will use whatever
+ * mapping attributes qemu is using. When using KVM, the kernel will
+ * enforce the attributes more strongly
+ */
+ spapr_register_hypercall(H_LOGICAL_CI_LOAD, h_logical_load);
+ spapr_register_hypercall(H_LOGICAL_CI_STORE, h_logical_store);
+ spapr_register_hypercall(H_LOGICAL_CACHE_LOAD, h_logical_load);
+ spapr_register_hypercall(H_LOGICAL_CACHE_STORE, h_logical_store);
+ spapr_register_hypercall(H_LOGICAL_ICBI, h_logical_icbi);
+ spapr_register_hypercall(H_LOGICAL_DCBF, h_logical_dcbf);
+ spapr_register_hypercall(KVMPPC_H_LOGICAL_MEMOP, h_logical_memop);
+
+ /* qemu/KVM-PPC specific hcalls */
+ spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas);
+}
+
+type_init(hypercall_register_types)
projects / qemu.git / blobdiff