diff options
Diffstat (limited to 'drivers/misc/swap_case.c')
| -rw-r--r-- | drivers/misc/swap_case.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/drivers/misc/swap_case.c b/drivers/misc/swap_case.c index b777404c09..bffb809f14 100644 --- a/drivers/misc/swap_case.c +++ b/drivers/misc/swap_case.c @@ -118,6 +118,27 @@ static int sandbox_swap_case_read_config(struct udevice *emul, uint offset, *valuep = result; break; } + case PCI_CAPABILITY_LIST: + *valuep = PCI_CAP_ID_PM_OFFSET; + break; + case PCI_CAP_ID_PM_OFFSET: + *valuep = (PCI_CAP_ID_EXP_OFFSET << 8) | PCI_CAP_ID_PM; + break; + case PCI_CAP_ID_EXP_OFFSET: + *valuep = (PCI_CAP_ID_MSIX_OFFSET << 8) | PCI_CAP_ID_EXP; + break; + case PCI_CAP_ID_MSIX_OFFSET: + *valuep = PCI_CAP_ID_MSIX; + break; + case PCI_EXT_CAP_ID_ERR_OFFSET: + *valuep = (PCI_EXT_CAP_ID_VC_OFFSET << 20) | PCI_EXT_CAP_ID_ERR; + break; + case PCI_EXT_CAP_ID_VC_OFFSET: + *valuep = (PCI_EXT_CAP_ID_DSN_OFFSET << 20) | PCI_EXT_CAP_ID_VC; + break; + case PCI_EXT_CAP_ID_DSN_OFFSET: + *valuep = PCI_EXT_CAP_ID_DSN; + break; } return 0; @@ -142,6 +163,8 @@ static int sandbox_swap_case_write_config(struct udevice *emul, uint offset, debug("w bar %d=%lx\n", barnum, value); *bar = value; + /* space indicator (bit#0) is read-only */ + *bar |= barinfo[barnum].type; break; } } @@ -157,11 +180,11 @@ static int sandbox_swap_case_find_bar(struct udevice *emul, unsigned int addr, for (barnum = 0; barnum < ARRAY_SIZE(barinfo); barnum++) { unsigned int size = barinfo[barnum].size; + u32 base = plat->bar[barnum] & ~PCI_BASE_ADDRESS_SPACE; - if (addr >= plat->bar[barnum] && - addr < plat->bar[barnum] + size) { + if (addr >= base && addr < base + size) { *barnump = barnum; - *offsetp = addr - plat->bar[barnum]; + *offsetp = addr - base; return 0; } } @@ -283,3 +306,10 @@ U_BOOT_DRIVER(sandbox_swap_case_emul) = { .priv_auto_alloc_size = sizeof(struct swap_case_priv), .platdata_auto_alloc_size = sizeof(struct swap_case_platdata), }; + +static struct pci_device_id sandbox_swap_case_supported[] = { + { PCI_VDEVICE(SANDBOX, SANDBOX_PCI_DEVICE_ID), SWAP_CASE_DRV_DATA }, + {}, +}; + +U_BOOT_PCI_DEVICE(sandbox_swap_case_emul, sandbox_swap_case_supported); |