diff options
Diffstat (limited to 'src/pmc/altimus/mpc7410/setup.c')
-rw-r--r-- | src/pmc/altimus/mpc7410/setup.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/src/pmc/altimus/mpc7410/setup.c b/src/pmc/altimus/mpc7410/setup.c deleted file mode 100644 index 077995fc56..0000000000 --- a/src/pmc/altimus/mpc7410/setup.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2000 AG Electronics Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "ppc.h" -#include "ppcreg.h" -#include "ppc74xx.h" - -extern void ppc_init_float_registers(const double *); -/*RODATA static const double dummy_float = 1.0;*/ -static const double dummy_float = 1.0; - -#define HID0_DCACHE HID0_DCE -#define MSR_DATA MSR_DR - -void ppc_setup_cpu(int icache) -{ - int type = ppc_getpvr() >> 16; - int version = ppc_getpvr() & 0xffff; - - if (type == 0xc) - { - if (version == 0x0200) - ppc_set1015(0x19000004); - else if (((version & 0xff00) == 0x0200) && - (version != 0x0209)) - ppc_set1015(0x01000000); - } - if (icache) - { - ppc_sethid0(HID0_NHR | HID0_BHT | HID0_ICE | HID0_ICFI - | HID0_BTIC | HID0_DCACHE); - ppc_sethid0(HID0_DPM | HID0_NHR | HID0_BHT | HID0_ICE - | HID0_BTIC | HID0_DCACHE); - } - else - { - ppc_sethid0(HID0_DPM | HID0_NHR | HID0_BHT | HID0_BTIC - | HID0_DCACHE); - } -#if 1 - /* if (type == 8 || type == 12) */ - { - ppc_setmsr(MSR_FP | MSR_DATA); - ppc_init_float_registers(&dummy_float); - } -#endif -} - -void ppc_enable_dcache(void) -{ - /* - * Already enabled in crt0.S - */ -#if 0 - unsigned hid0 = ppc_gethid0(); - ppc_sethid0(hid0 | HID0_DCFI | HID0_DCE); - ppc_sethid0(hid0 | HID0_DCE); -#endif -} - -void ppc_disable_dcache(void) -{ - unsigned hid0 = ppc_gethid0(); - ppc_sethid0(hid0 & ~HID0_DCE); -} - -void ppc_enable_mmu(void) -{ - unsigned msr = ppc_getmsr(); - ppc_setmsr(msr | MSR_DR | MSR_IR); -} - -void make_coherent(void *base, unsigned length) -{ - unsigned hid0 = ppc_gethid0(); - - if (hid0 & HID0_DCE) - { - unsigned i; - unsigned offset = 0x1f & (unsigned) base; - unsigned adjusted_base = (unsigned) base & ~0x1f; - for(i = 0; i < length + offset; i+= 32) - __asm__ volatile ("dcbf %1,%0" : : "r" (adjusted_base), "r" (i)); - if (hid0 & HID0_ICE) - for(i = 0; i < length + offset; i+= 32) - __asm__ volatile ("icbi %1,%0" : : "r" (adjusted_base), "r" (i)); - } -} |