On Tue, Aug 21, 2018 at 01:27:48PM +0200, Thomas Huth wrote:
> There is no known available OS for ppc around anymore that uses page
> sizes below 4k, so it does not make much sense that we keep wasting
> our time on building and testing the ppcemb-softmmu target. It has
> been deprecated since two releases, and nobody complained, so let's
> remove this now.
>
> Signed-off-by: Thomas Huth <thuth@xxxxxxxxxx>
Applied, thanks.
> ---
> configure | 13 +++----------
> cpus.c | 1 -
> default-configs/ppcemb-softmmu.mak | 23 -----------------------
> hw/ppc/ppc405_boards.c | 14 --------------
> hw/ppc/ppc440_bamboo.c | 7 -------
> hw/ppc/sam460ex.c | 7 -------
> hw/ppc/virtex_ml507.c | 7 -------
> include/exec/poison.h | 1 -
> qapi/common.json | 2 +-
> qemu-deprecated.texi | 6 ------
> target/ppc/cpu-qom.h | 2 --
> target/ppc/cpu.h | 16 ----------------
> target/ppc/kvm.c | 4 +---
> target/ppc/mmu_helper.c | 6 +++---
> target/ppc/translate_init.inc.c | 35 +----------------------------------
> tests/machine-none-test.c | 1 -
> 16 files changed, 9 insertions(+), 136 deletions(-)
> delete mode 100644 default-configs/ppcemb-softmmu.mak
>
> diff --git a/configure b/configure
> index e7bddc0..0fc55eb 100755
> --- a/configure
> +++ b/configure
> @@ -195,8 +195,7 @@ supported_kvm_target() {
> i386:i386 | i386:x86_64 | i386:x32 | \
> x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
> mips:mips | mipsel:mips | \
> - ppc:ppc | ppcemb:ppc | ppc64:ppc | \
> - ppc:ppc64 | ppcemb:ppc64 | ppc64:ppc64 | \
> + ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | \
> s390x:s390x)
> return 0
> ;;
> @@ -6935,7 +6934,7 @@ if test "$linux" = "yes" ; then
> i386|x86_64|x32)
> linux_arch=x86
> ;;
> - ppcemb|ppc|ppc64)
> + ppc|ppc64)
> linux_arch=powerpc
> ;;
> s390x)
> @@ -6965,7 +6964,7 @@ target_name=$(echo $target | cut -d '-' -f 1)
> target_bigendian="no"
>
> case "$target_name" in
> - armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppcemb|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
> + armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
> target_bigendian=yes
> ;;
> esac
> @@ -7093,12 +7092,6 @@ case "$target_name" in
> gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
> target_compiler=$cross_cc_powerpc
> ;;
> - ppcemb)
> - TARGET_BASE_ARCH=ppc
> - TARGET_ABI_DIR=ppc
> - gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
> - target_compiler=$cross_cc_ppcemb
> - ;;
> ppc64)
> TARGET_BASE_ARCH=ppc
> TARGET_ABI_DIR=ppc
> diff --git a/cpus.c b/cpus.c
> index b5844b7..80ca683 100644
> --- a/cpus.c
> +++ b/cpus.c
> @@ -2203,7 +2203,6 @@ static CpuInfoArch sysemu_target_to_cpuinfo_arch(SysEmuTarget target)
> return CPU_INFO_ARCH_X86;
>
> case SYS_EMU_TARGET_PPC:
> - case SYS_EMU_TARGET_PPCEMB:
> case SYS_EMU_TARGET_PPC64:
> return CPU_INFO_ARCH_PPC;
>
> diff --git a/default-configs/ppcemb-softmmu.mak b/default-configs/ppcemb-softmmu.mak
> deleted file mode 100644
> index ac44f15..0000000
> --- a/default-configs/ppcemb-softmmu.mak
> +++ /dev/null
> @@ -1,23 +0,0 @@
> -# Default configuration for ppcemb-softmmu
> -
> -include pci.mak
> -include sound.mak
> -include usb.mak
> -CONFIG_PPC4XX=y
> -CONFIG_M48T59=y
> -CONFIG_SERIAL=y
> -CONFIG_SERIAL_ISA=y
> -CONFIG_I8257=y
> -CONFIG_OPENPIC=y
> -CONFIG_PFLASH_CFI01=y
> -CONFIG_PFLASH_CFI02=y
> -CONFIG_PTIMER=y
> -CONFIG_I8259=y
> -CONFIG_XILINX=y
> -CONFIG_XILINX_ETHLITE=y
> -CONFIG_USB_EHCI_SYSBUS=y
> -CONFIG_SM501=y
> -CONFIG_DDC=y
> -CONFIG_IDE_SII3112=y
> -CONFIG_I2C=y
> -CONFIG_BITBANG_I2C=y
> diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c
> index 7011107..3a54d52 100644
> --- a/hw/ppc/ppc405_boards.c
> +++ b/hw/ppc/ppc405_boards.c
> @@ -202,13 +202,6 @@ static void ref405ep_init(MachineState *machine)
> DriveInfo *dinfo;
> MemoryRegion *sysmem = get_system_memory();
>
> -#ifdef TARGET_PPCEMB
> - if (!qtest_enabled()) {
> - warn_report("qemu-system-ppcemb is deprecated, "
> - "please use qemu-system-ppc instead.");
> - }
> -#endif
> -
> /* XXX: fix this */
> memory_region_allocate_system_memory(&ram_memories[0], NULL, "ef405ep.ram",
> 0x08000000);
> @@ -503,13 +496,6 @@ static void taihu_405ep_init(MachineState *machine)
> int fl_idx, fl_sectors;
> DriveInfo *dinfo;
>
> -#ifdef TARGET_PPCEMB
> - if (!qtest_enabled()) {
> - warn_report("qemu-system-ppcemb is deprecated, "
> - "please use qemu-system-ppc instead.");
> - }
> -#endif
> -
> /* RAM is soldered to the board so the size cannot be changed */
> ram_size = 0x08000000;
> memory_region_allocate_system_memory(ram, NULL, "taihu_405ep.ram",
> diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c
> index 3d4c43b..f5720f9 100644
> --- a/hw/ppc/ppc440_bamboo.c
> +++ b/hw/ppc/ppc440_bamboo.c
> @@ -195,13 +195,6 @@ static void bamboo_init(MachineState *machine)
> exit(1);
> }
>
> -#ifdef TARGET_PPCEMB
> - if (!qtest_enabled()) {
> - warn_report("qemu-system-ppcemb is deprecated, "
> - "please use qemu-system-ppc instead.");
> - }
> -#endif
> -
> qemu_register_reset(main_cpu_reset, cpu);
> ppc_booke_timers_init(cpu, 400000000, 0);
> ppc_dcr_init(env, NULL, NULL);
> diff --git a/hw/ppc/sam460ex.c b/hw/ppc/sam460ex.c
> index 9c77183..250fb86 100644
> --- a/hw/ppc/sam460ex.c
> +++ b/hw/ppc/sam460ex.c
> @@ -419,13 +419,6 @@ static void sam460ex_init(MachineState *machine)
> exit(1);
> }
>
> -#ifdef TARGET_PPCEMB
> - if (!qtest_enabled()) {
> - warn_report("qemu-system-ppcemb is deprecated, "
> - "please use qemu-system-ppc instead.");
> - }
> -#endif
> -
> qemu_register_reset(main_cpu_reset, cpu);
> boot_info = g_malloc0(sizeof(*boot_info));
> env->load_info = boot_info;
> diff --git a/hw/ppc/virtex_ml507.c b/hw/ppc/virtex_ml507.c
> index 7891464..ee9b4b4 100644
> --- a/hw/ppc/virtex_ml507.c
> +++ b/hw/ppc/virtex_ml507.c
> @@ -211,13 +211,6 @@ static void virtex_init(MachineState *machine)
> int kernel_size;
> int i;
>
> -#ifdef TARGET_PPCEMB
> - if (!qtest_enabled()) {
> - warn_report("qemu-system-ppcemb is deprecated, "
> - "please use qemu-system-ppc instead.");
> - }
> -#endif
> -
> /* init CPUs */
> cpu = ppc440_init_xilinx(&ram_size, 1, machine->cpu_type, 400000000);
> env = &cpu->env;
> diff --git a/include/exec/poison.h b/include/exec/poison.h
> index 41cd2eb..97d3b56 100644
> --- a/include/exec/poison.h
> +++ b/include/exec/poison.h
> @@ -24,7 +24,6 @@
> #pragma GCC poison TARGET_NIOS2
> #pragma GCC poison TARGET_OPENRISC
> #pragma GCC poison TARGET_PPC
> -#pragma GCC poison TARGET_PPCEMB
> #pragma GCC poison TARGET_PPC64
> #pragma GCC poison TARGET_ABI32
> #pragma GCC poison TARGET_S390X
> diff --git a/qapi/common.json b/qapi/common.json
> index c367adc..50ac121 100644
> --- a/qapi/common.json
> +++ b/qapi/common.json
> @@ -146,6 +146,6 @@
> 'data' : [ 'aarch64', 'alpha', 'arm', 'cris', 'hppa', 'i386', 'lm32',
> 'm68k', 'microblaze', 'microblazeel', 'mips', 'mips64',
> 'mips64el', 'mipsel', 'moxie', 'nios2', 'or1k', 'ppc',
> - 'ppc64', 'ppcemb', 'riscv32', 'riscv64', 's390x', 'sh4',
> + 'ppc64', 'riscv32', 'riscv64', 's390x', 'sh4',
> 'sh4eb', 'sparc', 'sparc64', 'tricore', 'unicore32',
> 'x86_64', 'xtensa', 'xtensaeb' ] }
> diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi
> index 67b7211..8cd2a3d 100644
> --- a/qemu-deprecated.texi
> +++ b/qemu-deprecated.texi
> @@ -182,12 +182,6 @@ replaced by the ``target'' output member.
> The ``ivshmem'' device type is replaced by either the ``ivshmem-plain''
> or ``ivshmem-doorbell`` device types.
>
> -@subsection Page size support < 4k for embedded PowerPC CPUs (since 2.12.0)
> -
> -qemu-system-ppcemb will be removed. qemu-system-ppc (or qemu-system-ppc64)
> -should be used instead. That means that embedded 4xx PowerPC CPUs will not
> -support page sizes < 4096 any longer.
> -
> @section System emulator machines
>
> @subsection pc-0.10 and pc-0.11 (since 3.0)
> diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h
> index 433a71e..4ea6769 100644
> --- a/target/ppc/cpu-qom.h
> +++ b/target/ppc/cpu-qom.h
> @@ -24,8 +24,6 @@
>
> #ifdef TARGET_PPC64
> #define TYPE_POWERPC_CPU "powerpc64-cpu"
> -#elif defined(TARGET_PPCEMB)
> -#define TYPE_POWERPC_CPU "embedded-powerpc-cpu"
> #else
> #define TYPE_POWERPC_CPU "powerpc-cpu"
> #endif
> diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
> index 4edcf62..758227d 100644
> --- a/target/ppc/cpu.h
> +++ b/target/ppc/cpu.h
> @@ -52,23 +52,7 @@
> #else /* defined (TARGET_PPC64) */
> /* PowerPC 32 definitions */
> #define TARGET_LONG_BITS 32
> -
> -#if defined(TARGET_PPCEMB)
> -/* Specific definitions for PowerPC embedded */
> -/* BookE have 36 bits physical address space */
> -#if defined(CONFIG_USER_ONLY)
> -/* It looks like a lot of Linux programs assume page size
> - * is 4kB long. This is evil, but we have to deal with it...
> - */
> -#define TARGET_PAGE_BITS 12
> -#else /* defined(CONFIG_USER_ONLY) */
> -/* Pages can be 1 kB small */
> -#define TARGET_PAGE_BITS 10
> -#endif /* defined(CONFIG_USER_ONLY) */
> -#else /* defined(TARGET_PPCEMB) */
> -/* "standard" PowerPC 32 definitions */
> #define TARGET_PAGE_BITS 12
> -#endif /* defined(TARGET_PPCEMB) */
>
> #define TARGET_PHYS_ADDR_SPACE_BITS 36
> #define TARGET_VIRT_ADDR_SPACE_BITS 32
> diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
> index 9211ee2..ef63842 100644
> --- a/target/ppc/kvm.c
> +++ b/target/ppc/kvm.c
> @@ -1315,9 +1315,7 @@ int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level)
> return 0;
> }
>
> -#if defined(TARGET_PPCEMB)
> -#define PPC_INPUT_INT PPC40x_INPUT_INT
> -#elif defined(TARGET_PPC64)
> +#if defined(TARGET_PPC64)
> #define PPC_INPUT_INT PPC970_INPUT_INT
> #else
> #define PPC_INPUT_INT PPC6xx_INPUT_INT
> diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c
> index e6739e6..a1d848f 100644
> --- a/target/ppc/mmu_helper.c
> +++ b/target/ppc/mmu_helper.c
> @@ -2363,12 +2363,12 @@ void helper_4xx_tlbwe_hi(CPUPPCState *env, target_ulong entry,
> tlb->size = booke_tlb_to_page_size((val >> PPC4XX_TLBHI_SIZE_SHIFT)
> & PPC4XX_TLBHI_SIZE_MASK);
> /* We cannot handle TLB size < TARGET_PAGE_SIZE.
> - * If this ever occurs, one should use the ppcemb target instead
> - * of the ppc or ppc64 one
> + * If this ever occurs, we should implement TARGET_PAGE_BITS_VARY
> */
> if ((val & PPC4XX_TLBHI_V) && tlb->size < TARGET_PAGE_SIZE) {
> cpu_abort(cs, "TLB size " TARGET_FMT_lu " < %u "
> - "are not supported (%d)\n",
> + "are not supported (%d)\n"
> + "Please implement TARGET_PAGE_BITS_VARY\n",
> tlb->size, TARGET_PAGE_SIZE, (int)((val >> 7) & 0x7));
> }
> tlb->EPN = val & ~(tlb->size - 1);
> diff --git a/target/ppc/translate_init.inc.c b/target/ppc/translate_init.inc.c
> index 7813b1b..c16d986 100644
> --- a/target/ppc/translate_init.inc.c
> +++ b/target/ppc/translate_init.inc.c
> @@ -9630,17 +9630,6 @@ static int ppc_fixup_cpu(PowerPCCPU *cpu)
> return 0;
> }
>
> -static inline bool ppc_cpu_is_valid(PowerPCCPUClass *pcc)
> -{
> -#ifdef TARGET_PPCEMB
> - return pcc->mmu_model == POWERPC_MMU_BOOKE ||
> - pcc->mmu_model == POWERPC_MMU_SOFT_4xx ||
> - pcc->mmu_model == POWERPC_MMU_SOFT_4xx_Z;
> -#else
> - return true;
> -#endif
> -}
> -
> static void ppc_cpu_realize(DeviceState *dev, Error **errp)
> {
> CPUState *cs = CPU(dev);
> @@ -9664,8 +9653,6 @@ static void ppc_cpu_realize(DeviceState *dev, Error **errp)
> }
> }
>
> - assert(ppc_cpu_is_valid(pcc));
> -
> create_ppc_opcodes(cpu, &local_err);
> if (local_err != NULL) {
> error_propagate(errp, local_err);
> @@ -9916,10 +9903,6 @@ static gint ppc_cpu_compare_class_pvr(gconstpointer a, gconstpointer b)
> return -1;
> }
>
> - if (!ppc_cpu_is_valid(pcc)) {
> - return -1;
> - }
> -
> return pcc->pvr == pvr ? 0 : -1;
> }
>
> @@ -9950,10 +9933,6 @@ static gint ppc_cpu_compare_class_pvr_mask(gconstpointer a, gconstpointer b)
> return -1;
> }
>
> - if (!ppc_cpu_is_valid(pcc)) {
> - return -1;
> - }
> -
> if (pcc->pvr_match(pcc, pvr)) {
> return 0;
> }
> @@ -10019,11 +9998,7 @@ static ObjectClass *ppc_cpu_class_by_name(const char *name)
> g_free(typename);
> g_free(cpu_model);
>
> - if (oc && ppc_cpu_is_valid(POWERPC_CPU_CLASS(oc))) {
> - return oc;
> - }
> -
> - return NULL;
> + return oc;
> }
>
> static void ppc_cpu_parse_featurestr(const char *type, char *features,
> @@ -10129,9 +10104,6 @@ static void ppc_cpu_list_entry(gpointer data, gpointer user_data)
> char *name;
> int i;
>
> - if (!ppc_cpu_is_valid(pcc)) {
> - return;
> - }
> if (unlikely(strcmp(typename, TYPE_HOST_POWERPC_CPU) == 0)) {
> return;
> }
> @@ -10189,11 +10161,6 @@ static void ppc_cpu_defs_entry(gpointer data, gpointer user_data)
> const char *typename;
> CpuDefinitionInfoList *entry;
> CpuDefinitionInfo *info;
> - PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc);
> -
> - if (!ppc_cpu_is_valid(pcc)) {
> - return;
> - }
>
> typename = object_class_get_name(oc);
> info = g_malloc0(sizeof(*info));
> diff --git a/tests/machine-none-test.c b/tests/machine-none-test.c
> index 7e72466..2b3b750 100644
> --- a/tests/machine-none-test.c
> +++ b/tests/machine-none-test.c
> @@ -44,7 +44,6 @@ static struct arch2cpu cpus_map[] = {
> { "or1k", "or1200" },
> { "ppc", "604" },
> { "ppc64", "power8e_v2.1" },
> - { "ppcemb", "440epb" },
> { "s390x", "qemu" },
> { "sh4", "sh7750r" },
> { "sh4eb", "sh7751r" },
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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