diff options
Diffstat (limited to 'qemu/roms/openbios/arch/ppc/pearpc/methods.c')
| -rw-r--r-- | qemu/roms/openbios/arch/ppc/pearpc/methods.c | 329 |
1 files changed, 0 insertions, 329 deletions
diff --git a/qemu/roms/openbios/arch/ppc/pearpc/methods.c b/qemu/roms/openbios/arch/ppc/pearpc/methods.c deleted file mode 100644 index f505b6cea..000000000 --- a/qemu/roms/openbios/arch/ppc/pearpc/methods.c +++ /dev/null @@ -1,329 +0,0 @@ -/* - * Creation Date: <2004/08/28 18:38:22 greg> - * Time-stamp: <2004/08/28 18:38:22 greg> - * - * <methods.c> - * - * Misc device node methods - * - * Copyright (C) 2004 Greg Watson - * - * Based on MOL specific code which is - * - * Copyright (C) 2003, 2004 Samuel Rydh (samuel@ibrium.se) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 - * - */ - -#include "config.h" -#include "libopenbios/bindings.h" -#include "libc/string.h" -#include "pearpc/pearpc.h" -#include "libopenbios/ofmem.h" - -/************************************************************************/ -/* RTAS (run-time abstraction services) */ -/************************************************************************/ - -#ifdef CONFIG_RTAS -DECLARE_NODE( rtas, INSTALL_OPEN, 0, "+/rtas" ); - -/* ( physbase -- rtas_callback ) */ -static void -rtas_instantiate( void ) -{ - int physbase = POP(); - int s=0x1000, size = (int)of_rtas_end - (int)of_rtas_start; - unsigned long virt; - - while( s < size ) - s += 0x1000; - virt = ofmem_claim_virt( 0, s, 0x1000 ); - ofmem_map( physbase, virt, s, -1 ); - memcpy( (char*)virt, of_rtas_start, size ); - - printk("RTAS instantiated at %08x\n", physbase ); - flush_icache_range( (char*)virt, (char*)virt + size ); - - PUSH( physbase ); -} - -NODE_METHODS( rtas ) = { - { "instantiate", rtas_instantiate }, - { "instantiate-rtas", rtas_instantiate }, -}; -#endif - - -/************************************************************************/ -/* stdout */ -/************************************************************************/ - -DECLARE_NODE( video_stdout, INSTALL_OPEN, 0, "Tdisplay" ); - -/* ( addr len -- actual ) */ -static void -stdout_write( void ) -{ - int len = POP(); - char *addr = (char*)POP(); - - printk( "%s", s ); - //vfd_draw_str( s ); - console_draw_fstr(addr, len); - - PUSH( len ); -} - -NODE_METHODS( video_stdout ) = { - { "write", stdout_write }, -}; - - -/************************************************************************/ -/* tty */ -/************************************************************************/ - -DECLARE_NODE( tty, INSTALL_OPEN, 0, "/packages/terminal-emulator" ); - -/* ( addr len -- actual ) */ -static void -tty_read( void ) -{ - int ch, len = POP(); - char *p = (char*)POP(); - int ret=0; - - if( len > 0 ) { - ret = 1; - ch = getchar(); - if( ch >= 0 ) { - *p = ch; - } else { - ret = 0; - } - } - PUSH( ret ); -} - -/* ( addr len -- actual ) */ -static void -tty_write( void ) -{ - int i, len = POP(); - char *p = (char*)POP(); - for( i=0; i<len; i++ ) - putchar( *p++ ); - RET( len ); -} - -NODE_METHODS( tty ) = { - { "read", tty_read }, - { "write", tty_write }, -}; - -/************************************************************************/ -/* client interface 'quiesce' */ -/************************************************************************/ - -DECLARE_NODE( ciface, 0, 0, "/packages/client-iface" ); - -/* ( -- ) */ -static void -ciface_quiesce( unsigned long args[], unsigned long ret[] ) -{ -#if 0 - unsigned long msr; - /* This seems to be the correct thing to do - but I'm not sure */ - asm volatile("mfmsr %0" : "=r" (msr) : ); - msr &= ~(MSR_IR | MSR_DR); - asm volatile("mtmsr %0" :: "r" (msr) ); -#endif - printk("=============================================================\n\n"); -} - -/* ( -- ms ) */ -static void -ciface_milliseconds( unsigned long args[], unsigned long ret[] ) -{ - extern unsigned long get_timer_freq(); - static unsigned long mticks=0, usecs=0; - unsigned long t; - - asm volatile("mftb %0" : "=r" (t) : ); - if( mticks ) - usecs += get_timer_freq() / 1000000 * ( t-mticks ); - mticks = t; - - PUSH( usecs/1000 ); -} - - -NODE_METHODS( ciface ) = { - { "quiesce", ciface_quiesce }, - { "milliseconds", ciface_milliseconds }, -}; - - -/************************************************************************/ -/* MMU/memory methods */ -/************************************************************************/ - -DECLARE_NODE( memory, INSTALL_OPEN, 0, "/memory" ); -DECLARE_NODE( mmu, INSTALL_OPEN, 0, "/cpu@0" ); -DECLARE_NODE( mmu_ciface, 0, 0, "/packages/client-iface" ); - - -/* ( phys size align --- base ) */ -static void -mem_claim( void ) -{ - ucell align = POP(); - ucell size = POP(); - ucell phys = POP(); - ucell ret = ofmem_claim_phys( phys, size, align ); - - if( ret == (ucell)-1 ) { - printk("MEM: claim failure\n"); - throw( -13 ); - return; - } - PUSH( ret ); -} - -/* ( phys size --- ) */ -static void -mem_release( void ) -{ - POP(); POP(); -} - -/* ( phys size align --- base ) */ -static void -mmu_claim( void ) -{ - ucell align = POP(); - ucell size = POP(); - ucell phys = POP(); - ucell ret = ofmem_claim_virt( phys, size, align ); - - if( ret == -1 ) { - printk("MMU: CLAIM failure\n"); - throw( -13 ); - return; - } - PUSH( ret ); -} - -/* ( phys size --- ) */ -static void -mmu_release( void ) -{ - POP(); POP(); -} - -/* ( phys virt size mode -- [ret???] ) */ -static void -mmu_map( void ) -{ - ucell mode = POP(); - ucell size = POP(); - ucell virt = POP(); - ucell phys = POP(); - ucell ret; - - /* printk("mmu_map: %x %x %x %x\n", phys, virt, size, mode ); */ - ret = ofmem_map( phys, virt, size, mode ); - - if( ret ) { - printk("MMU: map failure\n"); - throw( -13 ); - return; - } -} - -/* ( virt size -- ) */ -static void -mmu_unmap( void ) -{ - POP(); POP(); -} - -/* ( virt -- false | phys mode true ) */ -static void -mmu_translate( void ) -{ - ucell mode; - ucell virt = POP(); - ucell phys = ofmem_translate( virt, &mode ); - - if( phys == -1 ) { - PUSH( 0 ); - } else { - PUSH( phys ); - PUSH( mode ); - PUSH( -1 ); - } -} - -/* ( virt size align -- baseaddr|-1 ) */ -static void -ciface_claim( void ) -{ - ucell align = POP(); - ucell size = POP(); - ucell virt = POP(); - ucell ret = ofmem_claim( virt, size, align ); - - /* printk("ciface_claim: %08x %08x %x\n", virt, size, align ); */ - PUSH( ret ); -} - -/* ( virt size -- ) */ -static void -ciface_release( void ) -{ - POP(); - POP(); -} - - -NODE_METHODS( memory ) = { - { "claim", mem_claim }, - { "release", mem_release }, -}; - -NODE_METHODS( mmu ) = { - { "claim", mmu_claim }, - { "release", mmu_release }, - { "map", mmu_map }, - { "unmap", mmu_unmap }, - { "translate", mmu_translate }, -}; - -NODE_METHODS( mmu_ciface ) = { - { "cif-claim", ciface_claim }, - { "cif-release", ciface_release }, -}; - - -/************************************************************************/ -/* init */ -/************************************************************************/ - -void -node_methods_init( void ) -{ -#ifdef CONFIG_RTAS - REGISTER_NODE( rtas ); -#endif - REGISTER_NODE( video_stdout ); - REGISTER_NODE( ciface ); - REGISTER_NODE( memory ); - REGISTER_NODE( mmu ); - REGISTER_NODE( mmu_ciface ); - REGISTER_NODE( tty ); -} |