#include <asm/mpc8349_pci.h>
-#ifdef CONFIG_83XX_GENERIC_PCI
#define MAX_BUSES 2
DECLARE_GLOBAL_DATA_PTR;
static void pci_init_bus(int bus, struct pci_region *reg)
{
- volatile immap_t *immr = (volatile immap_t *)CFG_IMMR;
+ volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR;
volatile pot83xx_t *pot = immr->ios.pot;
volatile pcictrl83xx_t *pci_ctrl = &immr->pci_ctrl[bus];
struct pci_controller *hose = &pci_hose[bus];
pci_ctrl->pibar1 = 0;
pci_ctrl->piebar1 = 0;
pci_ctrl->piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP |
- PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size) - 1);
+ PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size - 1));
i = hose->region_count++;
hose->regions[i].bus_start = 0;
hose->first_busno = 0;
hose->last_busno = 0xff;
- pci_setup_indirect(hose, CFG_IMMR + 0x8300 + bus * 0x80,
- CFG_IMMR + 0x8304 + bus * 0x80);
+ pci_setup_indirect(hose, CONFIG_SYS_IMMR + 0x8300 + bus * 0x80,
+ CONFIG_SYS_IMMR + 0x8304 + bus * 0x80);
pci_register_hose(hose);
*/
void mpc83xx_pci_init(int num_buses, struct pci_region **reg, int warmboot)
{
- volatile immap_t *immr = (volatile immap_t *)CFG_IMMR;
+ volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR;
int i;
if (num_buses > MAX_BUSES) {
pci_init_bus(i, reg[i]);
}
+#ifdef CONFIG_PCISLAVE
+
+#define PCI_FUNCTION_CONFIG 0x44
+#define PCI_FUNCTION_CFG_LOCK 0x20
+
+/*
+ * Unlock the configuration bit so that the host system can begin booting
+ *
+ * This should be used after you have:
+ * 1) Called mpc83xx_pci_init()
+ * 2) Set up your inbound translation windows to the appropriate size
+ */
+void mpc83xx_pcislave_unlock(int bus)
+{
+ struct pci_controller *hose = &pci_hose[bus];
+ u32 dev;
+ u16 reg16;
+
+ /* Unlock configuration lock in PCI function configuration register */
+ dev = PCI_BDF(hose->first_busno, 0, 0);
+ pci_hose_read_config_word (hose, dev, PCI_FUNCTION_CONFIG, ®16);
+ reg16 &= ~(PCI_FUNCTION_CFG_LOCK);
+ pci_hose_write_config_word (hose, dev, PCI_FUNCTION_CONFIG, reg16);
+}
+#endif
+
#if defined(CONFIG_OF_LIBFDT)
void ft_pci_setup(void *blob, bd_t *bd)
{
}
}
#endif /* CONFIG_OF_LIBFDT */
-#endif /* CONFIG_83XX_GENERIC_PCI */