diff options
Diffstat (limited to 'arch/sparc64/prom/ranges.c')
| -rw-r--r-- | arch/sparc64/prom/ranges.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/arch/sparc64/prom/ranges.c b/arch/sparc64/prom/ranges.c deleted file mode 100644 index 048e3412a..000000000 --- a/arch/sparc64/prom/ranges.c +++ /dev/null @@ -1,192 +0,0 @@ -/* $Id: ranges.c,v 1.12 1999/08/31 06:55:05 davem Exp $ - * ranges.c: Handle ranges in newer proms for obio/sbus. - * - * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) - * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <asm/openprom.h> -#include <asm/oplib.h> -#include <asm/sbus.h> -#include <asm/fhc.h> -#include <asm/system.h> -#ifdef CONFIG_PCI -#include <asm/pbm.h> -#include <asm/ebus.h> -#endif - -struct linux_prom_ranges promlib_obio_ranges[PROMREG_MAX]; -int num_obio_ranges; - -/* Adjust register values based upon the ranges parameters. */ -inline void -prom_adjust_regs(struct linux_prom_registers *regp, int nregs, - struct linux_prom_ranges *rangep, int nranges) -{ - int regc, rngc; - - for(regc=0; regc < nregs; regc++) { - for(rngc=0; rngc < nranges; rngc++) - if(regp[regc].which_io == rangep[rngc].ot_child_space) - break; /* Fount it */ - if(rngc==nranges) /* oops */ - prom_printf("adjust_regs: Could not find range with matching bus type...\n"); - regp[regc].which_io = rangep[rngc].ot_parent_space; - regp[regc].phys_addr += rangep[rngc].ot_parent_base; - } -} - -inline void -prom_adjust_ranges(struct linux_prom_ranges *ranges1, int nranges1, - struct linux_prom_ranges *ranges2, int nranges2) -{ - int rng1c, rng2c; - - for(rng1c=0; rng1c < nranges1; rng1c++) { - for(rng2c=0; rng2c < nranges2; rng2c++) - if(ranges1[rng1c].ot_child_space == - ranges2[rng2c].ot_child_space) break; - if(rng2c == nranges2) /* oops */ - prom_printf("adjust_ranges: Could not find matching bus type...\n"); - ranges1[rng1c].ot_parent_space = ranges2[rng2c].ot_parent_space; - ranges1[rng1c].ot_parent_base += ranges2[rng2c].ot_parent_base; - } -} - -/* Apply probed sbus ranges to registers passed, if no ranges return. */ -void prom_apply_sbus_ranges(struct linux_sbus *sbus, struct linux_prom_registers *regs, - int nregs, struct linux_sbus_device *sdev) -{ - if(sbus->num_sbus_ranges) { - if(sdev && (sdev->ranges_applied == 0)) { - sdev->ranges_applied = 1; - prom_adjust_regs(regs, nregs, sbus->sbus_ranges, - sbus->num_sbus_ranges); - } - } -} - -/* Apply probed fhc ranges to registers passed, if no ranges return. */ -void prom_apply_fhc_ranges(struct linux_fhc *fhc, - struct linux_prom_registers *regs, - int nregs) -{ - if(fhc->num_fhc_ranges) - prom_adjust_regs(regs, nregs, fhc->fhc_ranges, - fhc->num_fhc_ranges); -} - -/* Apply probed central ranges to registers passed, if no ranges return. */ -void prom_apply_central_ranges(struct linux_central *central, - struct linux_prom_registers *regs, int nregs) -{ - if(central->num_central_ranges) - prom_adjust_regs(regs, nregs, central->central_ranges, - central->num_central_ranges); -} - -void __init prom_ranges_init(void) -{ -} - -void __init prom_sbus_ranges_init(int iommund, struct linux_sbus *sbus) -{ - int success; - - sbus->num_sbus_ranges = 0; - success = prom_getproperty(sbus->prom_node, "ranges", - (char *) sbus->sbus_ranges, - sizeof (sbus->sbus_ranges)); - if (success != -1) - sbus->num_sbus_ranges = (success/sizeof(struct linux_prom_ranges)); -} - -void __init prom_central_ranges_init(int cnode, struct linux_central *central) -{ - int success; - - central->num_central_ranges = 0; - success = prom_getproperty(central->prom_node, "ranges", - (char *) central->central_ranges, - sizeof (central->central_ranges)); - if (success != -1) - central->num_central_ranges = (success/sizeof(struct linux_prom_ranges)); -} - -void __init prom_fhc_ranges_init(int fnode, struct linux_fhc *fhc) -{ - int success; - - fhc->num_fhc_ranges = 0; - success = prom_getproperty(fhc->prom_node, "ranges", - (char *) fhc->fhc_ranges, - sizeof (fhc->fhc_ranges)); - if (success != -1) - fhc->num_fhc_ranges = (success/sizeof(struct linux_prom_ranges)); -} - -#ifdef CONFIG_PCI -void __init prom_ebus_ranges_init(struct linux_ebus *ebus) -{ - int success; - - ebus->num_ebus_ranges = 0; - success = prom_getproperty(ebus->prom_node, "ranges", - (char *)ebus->ebus_ranges, - sizeof(ebus->ebus_ranges)); - if (success != -1) - ebus->num_ebus_ranges = (success/sizeof(struct linux_prom_ebus_ranges)); -} - -void __init prom_ebus_intmap_init(struct linux_ebus *ebus) -{ - int success; - - ebus->num_ebus_intmap = 0; - success = prom_getproperty(ebus->prom_node, "interrupt-map", - (char *)ebus->ebus_intmap, - sizeof(ebus->ebus_intmap)); - if (success == -1) - return; - - ebus->num_ebus_intmap = (success/sizeof(struct linux_prom_ebus_intmap)); - - success = prom_getproperty(ebus->prom_node, "interrupt-map-mask", - (char *)&ebus->ebus_intmask, - sizeof(ebus->ebus_intmask)); - if (success == -1) { - prom_printf("%s: can't get interrupt-map-mask\n", __FUNCTION__); - prom_halt(); - } -} -#endif - -void -prom_apply_generic_ranges (int node, int parent, struct linux_prom_registers *regs, int nregs) -{ - int success; - int num_ranges; - struct linux_prom_ranges ranges[PROMREG_MAX]; - - success = prom_getproperty(node, "ranges", - (char *) ranges, - sizeof (ranges)); - if (success != -1) { - num_ranges = (success/sizeof(struct linux_prom_ranges)); - if (parent) { - struct linux_prom_ranges parent_ranges[PROMREG_MAX]; - int num_parent_ranges; - - success = prom_getproperty(parent, "ranges", - (char *) parent_ranges, - sizeof (parent_ranges)); - if (success != -1) { - num_parent_ranges = (success/sizeof(struct linux_prom_ranges)); - prom_adjust_ranges (ranges, num_ranges, parent_ranges, num_parent_ranges); - } - } - prom_adjust_regs(regs, nregs, ranges, num_ranges); - } -} |