static void __init early_cmdline_parse(void)
{
struct prom_t *_prom = &RELOC(prom);
+#ifdef CONFIG_PPC64
const char *opt;
+#endif
char *p;
int l = 0;
5 - 1, /* 5 option vectors */
/* option vector 1: processor architectures supported */
- 3 - 1, /* length */
+ 3 - 2, /* length */
0, /* don't ignore, don't halt */
OV1_PPC_2_00 | OV1_PPC_2_01 | OV1_PPC_2_02 | OV1_PPC_2_03 |
OV1_PPC_2_04 | OV1_PPC_2_05,
/* option vector 2: Open Firmware options supported */
- 34 - 1, /* length */
+ 34 - 2, /* length */
OV2_REAL_MODE,
0, 0,
W(0xffffffff), /* real_base */
48, /* max log_2(hash table size) */
/* option vector 3: processor options supported */
- 3 - 1, /* length */
+ 3 - 2, /* length */
0, /* don't ignore, don't halt */
OV3_FP | OV3_VMX,
/* option vector 4: IBM PAPR implementation */
- 2 - 1, /* length */
+ 2 - 2, /* length */
0, /* don't halt */
/* option vector 5: PAPR/OF options */
- 3 - 1, /* length */
+ 3 - 2, /* length */
0, /* don't ignore, don't halt */
OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES,
};
#define fixup_device_tree_maple()
#endif
+#ifdef CONFIG_PPC_CHRP
+/* Pegasos and BriQ lacks the "ranges" property in the isa node */
+static void __init fixup_device_tree_chrp(void)
+{
+ phandle isa;
+ u32 isa_ranges[6];
+ u32 rloc = 0x01006000; /* IO space; PCI device = 12 */
+ char *name;
+ int rc;
+
+ name = "/pci@80000000/isa@c";
+ isa = call_prom("finddevice", 1, 1, ADDR(name));
+ if (!PHANDLE_VALID(isa)) {
+ name = "/pci@ff500000/isa@6";
+ isa = call_prom("finddevice", 1, 1, ADDR(name));
+ rloc = 0x01003000; /* IO space; PCI device = 6 */
+ }
+ if (!PHANDLE_VALID(isa))
+ return;
+
+ rc = prom_getproplen(isa, "ranges");
+ if (rc != 0 && rc != PROM_ERROR)
+ return;
+
+ prom_printf("Fixing up missing ISA range on Pegasos...\n");
+
+ isa_ranges[0] = 0x1;
+ isa_ranges[1] = 0x0;
+ isa_ranges[2] = rloc;
+ isa_ranges[3] = 0x0;
+ isa_ranges[4] = 0x0;
+ isa_ranges[5] = 0x00010000;
+ prom_setprop(isa, name, "ranges",
+ isa_ranges, sizeof(isa_ranges));
+}
+#else
+#define fixup_device_tree_chrp()
+#endif
+
#if defined(CONFIG_PPC64) && defined(CONFIG_PPC_PMAC)
static void __init fixup_device_tree_pmac(void)
{
static void __init fixup_device_tree(void)
{
fixup_device_tree_maple();
+ fixup_device_tree_chrp();
fixup_device_tree_pmac();
}