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HPPA64 updates

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Merge tag 'hppa-latest-pull-request' of https://github.com/hdeller/qemu-hppa into staging

HPPA64 updates

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# gpg:                using EDDSA key BCE9123E1AD29F07C049BBDEF712B510A23A0F5F
# gpg: Good signature from "Helge Deller <deller@gmx.de>" [unknown]
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* tag 'hppa-latest-pull-request' of https://github.com/hdeller/qemu-hppa:
  roms/hppa: Add build rules for hppa-firmware
  pc-bios/README: Add information about hppa-firmware
  pc-bios/meson: Add hppa-firmware64.img blob
  target/hppa: Restore unwind_breg before calculating ior
  target: hppa: Fix unaligned double word accesses for hppa64

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2024-03-04 16:01:33 +00:00
commit 52e7db443b
7 changed files with 22 additions and 4 deletions
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6
pc-bios/README
View File

@ -75,3 +75,9 @@
initialize and run boot images stored in SPI flash, but may grow more
features over time as needed. The source code is available at:
https://github.com/google/vbootrom
- hppa-firmware.img (32-bit) and hppa-firmware64.img (64-bit) are firmware
files for the HP-PARISC (hppa) architecture.
They are built form the SeaBIOS-hppa sources, which is a fork of SeaBIOS
adapted for hppa.
SeaBIOS-hppa is available at https://github.com/hdeller/seabios-hppa

1
pc-bios/meson.build
View File

@ -73,6 +73,7 @@ blobs = [
'qemu_vga.ndrv',
'edk2-licenses.txt',
'hppa-firmware.img',
'hppa-firmware64.img',
'opensbi-riscv32-generic-fw_dynamic.bin',
'opensbi-riscv64-generic-fw_dynamic.bin',
'npcm7xx_bootrom.bin',

7
roms/Makefile
View File

@ -68,6 +68,7 @@ default help:
@echo " opensbi32-generic -- update OpenSBI for 32-bit generic machine"
@echo " opensbi64-generic -- update OpenSBI for 64-bit generic machine"
@echo " qboot -- update qboot"
@echo " hppa-firmware -- update 32- and 64-bit hppa firmware"
@echo " clean -- delete the files generated by the previous" \
"build targets"
@ -177,6 +178,11 @@ npcm7xx_bootrom:
$(MAKE) -C vbootrom CROSS_COMPILE=$(arm_cross_prefix)
cp vbootrom/npcm7xx_bootrom.bin ../pc-bios/npcm7xx_bootrom.bin
hppa-firmware:
$(MAKE) -C seabios-hppa parisc
cp seabios-hppa/out/hppa-firmware.img ../pc-bios/
cp seabios-hppa/out-64/hppa-firmware64.img ../pc-bios/
clean:
rm -rf seabios/.config seabios/out seabios/builds
$(MAKE) -C ipxe/src veryclean
@ -189,3 +195,4 @@ clean:
$(MAKE) -C opensbi clean
$(MAKE) -C qboot clean
$(MAKE) -C vbootrom clean
$(MAKE) -C seabios-hppa clean

3
target/hppa/cpu.c
View File

@ -121,9 +121,10 @@ void hppa_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
CPUHPPAState *env = &cpu->env;
cs->exception_index = EXCP_UNALIGN;
cpu_restore_state(cs, retaddr);
hppa_set_ior_and_isr(env, addr, MMU_IDX_MMU_DISABLED(mmu_idx));
cpu_loop_exit_restore(cs, retaddr);
cpu_loop_exit(cs);
}
#endif /* CONFIG_USER_ONLY */

3
target/hppa/helper.c
View File

@ -76,7 +76,8 @@ void cpu_hppa_put_psw(CPUHPPAState *env, target_ulong psw)
}
psw &= ~reserved;
env->psw = psw & ~(PSW_N | PSW_V | PSW_CB);
env->psw = psw & (uint32_t)~(PSW_N | PSW_V | PSW_CB);
env->psw_n = (psw / PSW_N) & 1;
env->psw_v = -((psw / PSW_V) & 1);

3
target/hppa/mem_helper.c
View File

@ -348,9 +348,10 @@ raise_exception_with_ior(CPUHPPAState *env, int excp, uintptr_t retaddr,
CPUState *cs = env_cpu(env);
cs->exception_index = excp;
cpu_restore_state(cs, retaddr);
hppa_set_ior_and_isr(env, addr, mmu_disabled);
cpu_loop_exit_restore(cs, retaddr);
cpu_loop_exit(cs);
}
void hppa_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,

3
target/hppa/op_helper.c
View File

@ -351,11 +351,12 @@ target_ulong HELPER(probe)(CPUHPPAState *env, target_ulong addr,
excp = hppa_get_physical_address(env, addr, mmu_idx, 0, &phys,
&prot, NULL);
if (excp >= 0) {
cpu_restore_state(env_cpu(env), GETPC());
hppa_set_ior_and_isr(env, addr, MMU_IDX_MMU_DISABLED(mmu_idx));
if (excp == EXCP_DTLB_MISS) {
excp = EXCP_NA_DTLB_MISS;
}
hppa_dynamic_excp(env, excp, GETPC());
helper_excp(env, excp);
}
return (want & prot) != 0;
#endif