]> Joshua Wise's Git repositories - netwatch.git/blame_incremental - aseg-paging/smi.c
paging for fb
[netwatch.git] / aseg-paging / smi.c
... / ...
CommitLineData
1#include <io.h>
2#include <smram.h>
3#include <video_defines.h>
4#include <minilib.h>
5#include <smi.h>
6#include <pci-bother.h>
7#include <serial.h>
8#include <fb.h>
9#include <output.h>
10#include "../net/net.h"
11#include "vga-overlay.h"
12
13unsigned int counter = 0;
14unsigned long pcisave = 0;
15unsigned char vgasave = 0;
16
17void smi_entry(void)
18{
19 char statstr[512];
20
21 pcisave = inl(0xCF8);
22 vgasave = inb(0x3D4);
23 pci_unbother_all();
24
25 serial_init();
26
27 if (fb)
28 fb->getvmode(fb->priv);
29
30 counter++;
31 sprintf(statstr, "NetWatch! %08x %08x", smi_status(), counter);
32 strblit(statstr, 0, 0, 0);
33
34 /* wee! */
35 if (fb && !fb->curmode.text)
36 {
37 int ass[][2] = {
38 {1,0}, {4,0},{5,0},{6,0}, {8,0},{9,0},{10,0},
39 {0,1}, {2,1}, {4,1}, {8,1},
40 {0,2},{1,2},{2,2}, {4,2},{5,2},{6,2}, {8,2},{9,2},{10,2},
41 {0,3}, {2,3}, {6,3}, {10,3},
42 {0,4}, {2,4}, {4,4},{5,4},{6,4}, {8,4},{9,4},{10,4},
43 {-1,-1}
44 };
45 int p;
46 for (p = 0; ass[p][0] != -1; p++)
47 {
48 int x, y;
49 for (y = 0; y < 8; y++)
50 for (x = 0; x < 8; x++)
51 {
52 unsigned long *a =
53 (unsigned long*) fb->fbaddr +
54 ((y+ass[p][1]*8) * fb->curmode.xres + ass[p][0]*8 + x);
55 *a = 0xFF0000FF;
56 }
57 }
58 }
59
60 eth_poll();
61
62 if (inl(0x840) & 0x1000)
63 {
64 /*
65 pci_dump();
66 */
67 outl(0x840, 0x1100);
68 outl(0x840, 0x0100);
69 }
70
71
72 smi_poll();
73
74 pci_bother_all();
75 outl(0xCF8, pcisave);
76 outb(0x3D4, vgasave);
77}
78
79extern void timer_handler(smi_event_t ev);
80extern void kbc_handler(smi_event_t ev);
81extern void gbl_rls_handler(smi_event_t ev);
82
83void __firstrun_stub() {
84
85 /* Try really hard to shut up USB_LEGKEY. */
86 pci_write16(0, 31, 2, 0xC0, pci_read16(0, 31, 2, 0xC0));
87 pci_write16(0, 31, 2, 0xC0, 0);
88 pci_write16(0, 31, 4, 0xC0, pci_read16(0, 31, 4, 0xC0));
89 pci_write16(0, 31, 4, 0xC0, 0);
90
91 /* Turn on the SMIs we want */
92 smi_disable();
93
94 smi_register_handler(SMI_EVENT_FAST_TIMER, timer_handler);
95 smi_enable_event(SMI_EVENT_FAST_TIMER);
96
97 smi_register_handler(SMI_EVENT_DEVTRAP_KBC, kbc_handler);
98 smi_enable_event(SMI_EVENT_DEVTRAP_KBC);
99
100 smi_register_handler(SMI_EVENT_GBL_RLS, gbl_rls_handler);
101 smi_enable_event(SMI_EVENT_GBL_RLS);
102
103 smi_enable();
104}
This page took 0.020195 seconds and 4 git commands to generate.