diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/cmd_universe.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/common/cmd_universe.c b/common/cmd_universe.c index a8febff..8d7b6fe 100644 --- a/common/cmd_universe.c +++ b/common/cmd_universe.c @@ -72,6 +72,9 @@ int universe_init(void) dev->busdevfn = busdevfn; pci_read_config_dword(busdevfn, PCI_BASE_ADDRESS_1, &val); + if (val & 1) { + pci_read_config_dword(busdevfn, PCI_BASE_ADDRESS_0, &val); + } val &= ~0xf; dev->uregs = (UNIVERSE *)val; @@ -102,7 +105,13 @@ int universe_init(void) * Arbitration Mode * DTACK Enable */ - writel(0x15060000, &dev->uregs->misc_ctl); + writel(0x15040000 | (readl(&dev->uregs->misc_ctl) & 0x00020000), &dev->uregs->misc_ctl); + + if (readl(&dev->uregs->misc_ctl) & 0x00020000) { + debug ("System Controller!\n"); /* test-only */ + } else { + debug ("Not System Controller!\n"); /* test-only */ + } /* * Lets turn off interrupts @@ -114,12 +123,14 @@ int universe_init(void) writel(0x0000, &dev->uregs->lint_map1); /* Map all ints to 0 */ eieio(); + return 0; + break_30: free(dev); break_20: lastError = result; - return 0; + return result; } @@ -193,13 +204,13 @@ int universe_pci_slave_window(unsigned int pciAddr, unsigned int vmeAddr, int si switch (pms & PCI_MS_Mxx) { case PCI_MS_MEM: - ctl = 0x00000000; + ctl |= 0x00000000; break; case PCI_MS_IO: - ctl = 0x00000001; + ctl |= 0x00000001; break; case PCI_MS_CONFIG: - ctl = 0x00000002; + ctl |= 0x00000002; break; } @@ -278,13 +289,13 @@ int universe_vme_slave_window(unsigned int vmeAddr, unsigned int pciAddr, int si switch (pms & PCI_MS_Mxx) { case PCI_MS_MEM: - ctl = 0x00000000; + ctl |= 0x00000000; break; case PCI_MS_IO: - ctl = 0x00000001; + ctl |= 0x00000001; break; case PCI_MS_CONFIG: - ctl = 0x00000002; + ctl |= 0x00000002; break; } |