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| author | David Gibson <david@gibson.dropbear.id.au> | 2016-01-19 15:57:54 +1100 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2016-01-30 23:37:36 +1100 |
| commit | f201987b843910ae929c5ed66700d910b29e9c15 (patch) | |
| tree | f9b734939cecaea27a6f4e104d4cf9bc66569c73 /hw/ppc/spapr_rtas.c | |
| parent | c920f7b42fc7834bae73a5fd146f58db18bb3f58 (diff) | |
| download | qemu-f201987b843910ae929c5ed66700d910b29e9c15.zip qemu-f201987b843910ae929c5ed66700d910b29e9c15.tar.gz qemu-f201987b843910ae929c5ed66700d910b29e9c15.tar.bz2 | |
spapr: Remove rtas_st_buffer_direct()
rtas_st_buffer_direct() is a not particularly useful wrapper around
cpu_physical_memory_write(). All the callers are in
rtas_ibm_configure_connector, where it's better handled by local helper.
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Diffstat (limited to 'hw/ppc/spapr_rtas.c')
| -rw-r--r-- | hw/ppc/spapr_rtas.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c index ab11b32..19e903d 100644 --- a/hw/ppc/spapr_rtas.c +++ b/hw/ppc/spapr_rtas.c @@ -506,6 +506,13 @@ out: #define CC_VAL_DATA_OFFSET ((CC_IDX_PROP_DATA_OFFSET + 1) * 4) #define CC_WA_LEN 4096 +static void configure_connector_st(target_ulong addr, target_ulong offset, + const void *buf, size_t len) +{ + cpu_physical_memory_write(ppc64_phys_to_real(addr + offset), + buf, MIN(len, CC_WA_LEN - offset)); +} + static void rtas_ibm_configure_connector(PowerPCCPU *cpu, sPAPRMachineState *spapr, uint32_t token, uint32_t nargs, @@ -571,8 +578,7 @@ static void rtas_ibm_configure_connector(PowerPCCPU *cpu, /* provide the name of the next OF node */ wa_offset = CC_VAL_DATA_OFFSET; rtas_st(wa_addr, CC_IDX_NODE_NAME_OFFSET, wa_offset); - rtas_st_buffer_direct(wa_addr + wa_offset, CC_WA_LEN - wa_offset, - (uint8_t *)name, strlen(name) + 1); + configure_connector_st(wa_addr, wa_offset, name, strlen(name) + 1); resp = SPAPR_DR_CC_RESPONSE_NEXT_CHILD; break; case FDT_END_NODE: @@ -597,8 +603,7 @@ static void rtas_ibm_configure_connector(PowerPCCPU *cpu, /* provide the name of the next OF property */ wa_offset = CC_VAL_DATA_OFFSET; rtas_st(wa_addr, CC_IDX_PROP_NAME_OFFSET, wa_offset); - rtas_st_buffer_direct(wa_addr + wa_offset, CC_WA_LEN - wa_offset, - (uint8_t *)name, strlen(name) + 1); + configure_connector_st(wa_addr, wa_offset, name, strlen(name) + 1); /* provide the length and value of the OF property. data gets * placed immediately after NULL terminator of the OF property's @@ -607,9 +612,7 @@ static void rtas_ibm_configure_connector(PowerPCCPU *cpu, wa_offset += strlen(name) + 1, rtas_st(wa_addr, CC_IDX_PROP_LEN, prop_len); rtas_st(wa_addr, CC_IDX_PROP_DATA_OFFSET, wa_offset); - rtas_st_buffer_direct(wa_addr + wa_offset, CC_WA_LEN - wa_offset, - (uint8_t *)((struct fdt_property *)prop)->data, - prop_len); + configure_connector_st(wa_addr, wa_offset, prop->data, prop_len); resp = SPAPR_DR_CC_RESPONSE_NEXT_PROPERTY; break; case FDT_END: |