diff options
| author | Artyom Tarasenko <atar4qemu@googlemail.com> | 2009-12-13 13:30:19 +0000 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2009-12-13 13:30:19 +0000 |
| commit | c5de386ac9da35bf2cd7dc92893b0517f12bfc3a (patch) | |
| tree | 4404865093e3a78a5b713a99eeff25fc51dea1da /hw/sun4m.c | |
| parent | ad3cea42487c4f23aa60825efa8eaf949ea71aac (diff) | |
Sparc32: implement AFX for SS-5
Implement a stub for the AFX register on SparcStation-5.
This stub is needed for running the original SS-5 OBP
instead of OpenBIOS (which allows to boot Solaris 2.5.1
and Solaris 2.6 kernels).
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'hw/sun4m.c')
| -rw-r--r-- | hw/sun4m.c | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/hw/sun4m.c b/hw/sun4m.c index 5b3e0fdcf8..7db00b8222 100644 --- a/hw/sun4m.c +++ b/hw/sun4m.c @@ -95,7 +95,7 @@ struct sun4m_hwdef { target_phys_addr_t iommu_base, slavio_base; target_phys_addr_t intctl_base, counter_base, nvram_base, ms_kb_base; target_phys_addr_t serial_base, fd_base; - target_phys_addr_t idreg_base, dma_base, esp_base, le_base; + target_phys_addr_t afx_base, idreg_base, dma_base, esp_base, le_base; target_phys_addr_t tcx_base, cs_base, apc_base, aux1_base, aux2_base; target_phys_addr_t ecc_base; uint32_t ecc_version; @@ -600,6 +600,41 @@ static void idreg_register_devices(void) device_init(idreg_register_devices); +/* SS-5 TCX AFX register */ +static void afx_init(target_phys_addr_t addr) +{ + DeviceState *dev; + SysBusDevice *s; + + dev = qdev_create(NULL, "tcx_afx"); + qdev_init_nofail(dev); + s = sysbus_from_qdev(dev); + + sysbus_mmio_map(s, 0, addr); +} + +static int afx_init1(SysBusDevice *dev) +{ + ram_addr_t afx_offset; + + afx_offset = qemu_ram_alloc(4); + sysbus_init_mmio(dev, 4, afx_offset | IO_MEM_RAM); + return 0; +} + +static SysBusDeviceInfo afx_info = { + .init = afx_init1, + .qdev.name = "tcx_afx", + .qdev.size = sizeof(SysBusDevice), +}; + +static void afx_register_devices(void) +{ + sysbus_register_withprop(&afx_info); +} + +device_init(afx_register_devices); + /* Boot PROM (OpenBIOS) */ static void prom_init(target_phys_addr_t addr, const char *bios_name) { @@ -795,6 +830,10 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size, idreg_init(hwdef->idreg_base); } + if (hwdef->afx_base) { + afx_init(hwdef->afx_base); + } + iommu = iommu_init(hwdef->iommu_base, hwdef->iommu_version, slavio_irq[30]); @@ -920,6 +959,7 @@ static const struct sun4m_hwdef sun4m_hwdefs[] = { .esp_base = 0x78800000, .le_base = 0x78c00000, .apc_base = 0x6a000000, + .afx_base = 0x6e000000, .aux1_base = 0x71900000, .aux2_base = 0x71910000, .nvram_machine_id = 0x80, |