diff options
| author | John Snow <jsnow@redhat.com> | 2018-06-08 13:17:38 -0400 |
|---|---|---|
| committer | John Snow <jsnow@redhat.com> | 2018-06-08 13:17:38 -0400 |
| commit | 215c41aa67febfab018dbc4c5d2ac2d2de26c4d2 (patch) | |
| tree | f12f1ecf9cda6d6d223eb73572988ac314c721a2 /hw | |
| parent | 96034081dd2dd5177ffdf19475712264783c7bef (diff) | |
ahci: modify ahci_mem_read_32 to work on register numbers
Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20180531222835.16558-12-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/ide/ahci.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index 5be43ba2d0..99cbfe6447 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -386,22 +386,27 @@ static uint64_t ahci_mem_read_32(void *opaque, hwaddr addr) uint32_t val = 0; if (addr < AHCI_GENERIC_HOST_CONTROL_REGS_MAX_ADDR) { - switch (addr) { - case HOST_CAP: + enum AHCIHostReg regnum = addr / 4; + assert(regnum < AHCI_HOST_REG__COUNT); + + switch (regnum) { + case AHCI_HOST_REG_CAP: val = s->control_regs.cap; break; - case HOST_CTL: + case AHCI_HOST_REG_CTL: val = s->control_regs.ghc; break; - case HOST_IRQ_STAT: + case AHCI_HOST_REG_IRQ_STAT: val = s->control_regs.irqstatus; break; - case HOST_PORTS_IMPL: + case AHCI_HOST_REG_PORTS_IMPL: val = s->control_regs.impl; break; - case HOST_VERSION: + case AHCI_HOST_REG_VERSION: val = s->control_regs.version; break; + default: + break; } } else if ((addr >= AHCI_PORT_REGS_START_ADDR) && (addr < (AHCI_PORT_REGS_START_ADDR + |