diff options
Diffstat (limited to 'board/mvblue/mvblue.c')
| -rw-r--r-- | board/mvblue/mvblue.c | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/board/mvblue/mvblue.c b/board/mvblue/mvblue.c deleted file mode 100644 index 63503e8..0000000 --- a/board/mvblue/mvblue.c +++ /dev/null @@ -1,253 +0,0 @@ -/* - * GNU General Public License for more details. - * - * MATRIX Vision GmbH / June 2002-Nov 2003 - * Andre Schwarz - */ - -#include <common.h> -#include <mpc824x.h> -#include <asm/io.h> -#include <ns16550.h> -#include <netdev.h> - -#ifdef CONFIG_PCI -#include <pci.h> -#endif - -DECLARE_GLOBAL_DATA_PTR; - -u32 get_BoardType (void); - -#define PCI_CONFIG(b,d,f,r) cpu_to_le32(0x80000000 | ((b&0xff)<<16) \ - | ((d&0x1f)<<11) \ - | ((f&0x7)<<7) \ - | (r&0xfc) ) - -int mv_pci_read (int bus, int dev, int func, int reg) -{ - *(u32 *) (0xfec00cf8) = PCI_CONFIG (bus, dev, func, reg); - asm ("sync"); - return cpu_to_le32 (*(u32 *) (0xfee00cfc)); -} - -u32 get_BoardType () -{ - return (mv_pci_read (0, 0xe, 0, 0) == 0x06801095 ? 0 : 1); -} - -void init_2nd_DUART (void) -{ - NS16550_t console = (NS16550_t) CONFIG_SYS_NS16550_COM2; - int clock_divisor = CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE; - - *(u8 *) (0xfc004511) = 0x1; - NS16550_init (console, clock_divisor); -} -void hw_watchdog_reset (void) -{ - if (get_BoardType () == 0) { - *(u32 *) (0xff000005) = 0; - asm ("sync"); - } -} -int checkboard (void) -{ - ulong busfreq = get_bus_freq (0); - char buf[32]; - u32 BoardType = get_BoardType (); - char *BoardName[2] = { "mvBlueBOX", "mvBlueLYNX" }; - char *p; - - hw_watchdog_reset (); - - printf ("U-Boot (%s) running on mvBLUE device.\n", MV_VERSION); - printf (" Found %s running at %s MHz memory clock.\n", - BoardName[BoardType], strmhz (buf, busfreq)); - - init_2nd_DUART (); - - if ((p = getenv ("console_nr")) != NULL) { - unsigned long con_nr = simple_strtoul (p, NULL, 10) & 3; - - gd->baudrate &= ~3; - gd->baudrate |= con_nr & 3; - } - return 0; -} - -phys_size_t initdram (int board_type) -{ - long size; - long new_bank0_end; - long mear1; - long emear1; - - size = get_ram_size(CONFIG_SYS_SDRAM_BASE, CONFIG_SYS_MAX_RAM_SIZE); - - new_bank0_end = size - 1; - mear1 = mpc824x_mpc107_getreg(MEAR1); - emear1 = mpc824x_mpc107_getreg(EMEAR1); - mear1 = (mear1 & 0xFFFFFF00) | - ((new_bank0_end & MICR_ADDR_MASK) >> MICR_ADDR_SHIFT); - emear1 = (emear1 & 0xFFFFFF00) | - ((new_bank0_end & MICR_ADDR_MASK) >> MICR_EADDR_SHIFT); - mpc824x_mpc107_setreg(MEAR1, mear1); - mpc824x_mpc107_setreg(EMEAR1, emear1); - - return (size); -} - -/* ------------------------------------------------------------------------- */ -u8 *dhcp_vendorex_prep (u8 * e) -{ - char *ptr; - - /* DHCP vendor-class-identifier = 60 */ - if ((ptr = getenv ("dhcp_vendor-class-identifier"))) { - *e++ = 60; - *e++ = strlen (ptr); - while (*ptr) - *e++ = *ptr++; - } - /* my DHCP_CLIENT_IDENTIFIER = 61 */ - if ((ptr = getenv ("dhcp_client_id"))) { - *e++ = 61; - *e++ = strlen (ptr); - while (*ptr) - *e++ = *ptr++; - } - return e; -} - -u8 *dhcp_vendorex_proc (u8 * popt) -{ - return NULL; -} - -/* ------------------------------------------------------------------------- */ - -/* - * Initialize PCI Devices - */ -#ifdef CONFIG_PCI -void pci_mvblue_clear_base (struct pci_controller *hose, pci_dev_t dev) -{ - u32 cnt; - - printf ("clear base @ dev/func 0x%02x/0x%02x ... ", PCI_DEV (dev), - PCI_FUNC (dev)); - for (cnt = 0; cnt < 6; cnt++) - pci_hose_write_config_dword (hose, dev, 0x10 + (4 * cnt), - 0x0); - printf ("done\n"); -} - -void duart_setup (u32 base, u16 divisor) -{ - printf ("duart setup ..."); - out_8 ((u8 *) (CONFIG_SYS_ISA_IO + base + 3), 0x80); - out_8 ((u8 *) (CONFIG_SYS_ISA_IO + base + 0), divisor & 0xff); - out_8 ((u8 *) (CONFIG_SYS_ISA_IO + base + 1), divisor >> 8); - out_8 ((u8 *) (CONFIG_SYS_ISA_IO + base + 3), 0x03); - out_8 ((u8 *) (CONFIG_SYS_ISA_IO + base + 4), 0x03); - out_8 ((u8 *) (CONFIG_SYS_ISA_IO + base + 2), 0x07); - printf ("done\n"); -} - -void pci_mvblue_fixup_irq_behind_bridge (struct pci_controller *hose, - pci_dev_t bridge, unsigned char irq) -{ - pci_dev_t d; - unsigned char bus; - unsigned short vendor, class; - - pci_hose_read_config_byte (hose, bridge, PCI_SECONDARY_BUS, &bus); - for (d = PCI_BDF (bus, 0, 0); - d < PCI_BDF (bus, PCI_MAX_PCI_DEVICES - 1, - PCI_MAX_PCI_FUNCTIONS - 1); - d += PCI_BDF (0, 0, 1)) { - pci_hose_read_config_word (hose, d, PCI_VENDOR_ID, &vendor); - if (vendor != 0xffff && vendor != 0x0000) { - pci_hose_read_config_word (hose, d, PCI_CLASS_DEVICE, - &class); - if (class == PCI_CLASS_BRIDGE_PCI) - pci_mvblue_fixup_irq_behind_bridge (hose, d, - irq); - else - pci_hose_write_config_byte (hose, d, - PCI_INTERRUPT_LINE, - irq); - } - } -} - -#define MV_MAX_PCI_BUSSES 3 -#define SLOT0_IRQ 3 -#define SLOT1_IRQ 4 -void pci_mvblue_fixup_irq (struct pci_controller *hose, pci_dev_t dev) -{ - unsigned char line = 0xff; - unsigned short class; - - if (PCI_BUS (dev) == 0) { - switch (PCI_DEV (dev)) { - case 0xd: - if (get_BoardType () == 0) { - line = 1; - } else - /* mvBL */ - line = 2; - break; - case 0xe: - /* mvBB: IDE */ - line = 2; - pci_hose_write_config_byte (hose, dev, 0x8a, 0x20); - break; - case 0xf: - /* mvBB: Slot0 (Grabber) */ - pci_hose_read_config_word (hose, dev, - PCI_CLASS_DEVICE, &class); - if (class == PCI_CLASS_BRIDGE_PCI) { - pci_mvblue_fixup_irq_behind_bridge (hose, dev, - SLOT0_IRQ); - line = 0xff; - } else - line = SLOT0_IRQ; - break; - case 0x10: - /* mvBB: Slot1 */ - pci_hose_read_config_word (hose, dev, - PCI_CLASS_DEVICE, &class); - if (class == PCI_CLASS_BRIDGE_PCI) { - pci_mvblue_fixup_irq_behind_bridge (hose, dev, - SLOT1_IRQ); - line = 0xff; - } else - line = SLOT1_IRQ; - break; - default: - printf ("***pci_scan: illegal dev = 0x%08x\n", - PCI_DEV (dev)); - line = 0xff; - break; - } - pci_hose_write_config_byte (hose, dev, PCI_INTERRUPT_LINE, - line); - } -} - -struct pci_controller hose = { - fixup_irq:pci_mvblue_fixup_irq -}; - -void pci_init_board (void) -{ - pci_mpc824x_init (&hose); -} - -int board_eth_init(bd_t *bis) -{ - return pci_eth_init(bis); -} -#endif |