diff options
| author | Helge Deller <deller@gmx.de> | 2020-09-02 21:21:01 +0200 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2020-09-02 23:16:51 +0200 |
| commit | 245760074a74500ce285cf1a08b3ea6a6e91128a (patch) | |
| tree | a4fe8d9436d0f544402ca2f35d9f3b8ef430ce97 /hw/hppa/machine.c | |
| parent | 34743e9633ab4a76a9bbcf55a0daa11cb2be58c4 (diff) | |
hw/hppa: Tell SeaBIOS port address of fw_cfg
Change QEMU_FW_CFG_IO_BASE to shorter variant FW_CFG_IO_BASE and hand
over the actual port address in %r19 to SeaBIOS.
Signed-off-by: Helge Deller <deller@gmx.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'hw/hppa/machine.c')
| -rw-r--r-- | hw/hppa/machine.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/hw/hppa/machine.c b/hw/hppa/machine.c index 4b35afc9d5..2bed49807b 100644 --- a/hw/hppa/machine.c +++ b/hw/hppa/machine.c @@ -69,7 +69,7 @@ static FWCfgState *create_fw_cfg(MachineState *ms) FWCfgState *fw_cfg; uint64_t val; - fw_cfg = fw_cfg_init_mem(QEMU_FW_CFG_IO_BASE, QEMU_FW_CFG_IO_BASE + 4); + fw_cfg = fw_cfg_init_mem(FW_CFG_IO_BASE, FW_CFG_IO_BASE + 4); fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, ms->smp.cpus); fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, HPPA_MAX_CPUS); fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, ram_size); @@ -290,6 +290,9 @@ static void machine_hppa_init(MachineState *machine) /* tell firmware how many SMP CPUs to present in inventory table */ cpu[0]->env.gr[21] = smp_cpus; + + /* tell firmware fw_cfg port */ + cpu[0]->env.gr[19] = FW_CFG_IO_BASE; } static void hppa_machine_reset(MachineState *ms) @@ -317,6 +320,8 @@ static void hppa_machine_reset(MachineState *ms) cpu[0]->env.gr[24] = 'c'; /* gr22/gr23 unused, no initrd while reboot. */ cpu[0]->env.gr[21] = smp_cpus; + /* tell firmware fw_cfg port */ + cpu[0]->env.gr[19] = FW_CFG_IO_BASE; } |