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Diffstat (limited to 'arch/powerpc/kernel/prom_init.c')
-rw-r--r--arch/powerpc/kernel/prom_init.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index e27d9d1b6e67..d6047c441034 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -635,6 +635,12 @@ static void __init early_cmdline_parse(void)
/* ibm,dynamic-reconfiguration-memory property supported */
#define OV5_DRCONF_MEMORY 0x20
#define OV5_LARGE_PAGES 0x10 /* large pages supported */
+/* PCIe/MSI support. Without MSI full PCIe is not supported */
+#ifdef CONFIG_PCI_MSI
+#define OV5_MSI 0x01 /* PCIe/MSI support */
+#else
+#define OV5_MSI 0x00
+#endif /* CONFIG_PCI_MSI */
/*
* The architecture vector has an array of PVR mask/value pairs,
@@ -679,7 +685,7 @@ static unsigned char ibm_architecture_vec[] = {
/* option vector 5: PAPR/OF options */
3 - 2, /* length */
0, /* don't ignore, don't halt */
- OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES | OV5_DRCONF_MEMORY,
+ OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES | OV5_DRCONF_MEMORY | OV5_MSI,
};
/* Old method - ELF header with PT_NOTE sections */
@@ -967,7 +973,7 @@ static unsigned long __init prom_next_cell(int s, cell_t **cellp)
* If problems seem to show up, it would be a good start to track
* them down.
*/
-static void reserve_mem(u64 base, u64 size)
+static void __init reserve_mem(u64 base, u64 size)
{
u64 top = base + size;
unsigned long cnt = RELOC(mem_reserve_cnt);
@@ -2153,7 +2159,7 @@ static void __init fixup_device_tree_efika(void)
3,12,0, 3,13,0, 3,14,0, 3,15,0 };
struct subst_entry efika_subst_table[] = {
{ "/", "device_type", prop_cstr("efika") },
- { "/builtin", "compatible", prop_cstr("soc") },
+ { "/builtin", "device_type", prop_cstr("soc") },
{ "/builtin/ata", "compatible", prop_cstr("mpc5200b-ata\0mpc5200-ata"), },
{ "/builtin/bestcomm", "compatible", prop_cstr("mpc5200b-bestcomm\0mpc5200-bestcomm") },
{ "/builtin/bestcomm", "interrupts", prop_bcomm_irq, sizeof(prop_bcomm_irq) },