| | 1 | #include <io.h> |
| | 2 | #include <smi.h> |
| | 3 | #include <pci.h> |
| | 4 | #include <reg-82801b.h> |
| | 5 | #include <output.h> |
| | 6 | #include "vga-overlay.h" |
| | 7 | #include <smram.h> |
| | 8 | #include "../net/net.h" |
| | 9 | |
| | 10 | extern int _bss, _bssend; |
| | 11 | |
| | 12 | extern void timer_handler(smi_event_t ev); |
| | 13 | extern void kbc_handler(smi_event_t ev); |
| | 14 | extern void gbl_rls_handler(smi_event_t ev); |
| | 15 | |
| | 16 | void __firstrun_start() { |
| | 17 | unsigned char *bp; |
| | 18 | smram_state_t smram; |
| | 19 | |
| | 20 | smram = smram_save_state(); |
| | 21 | smram_tseg_set_state(SMRAM_TSEG_OPEN); |
| | 22 | |
| | 23 | for (bp = (void *)&_bss; (void *)bp < (void *)&_bssend; bp++) |
| | 24 | *bp = 0; |
| | 25 | |
| | 26 | vga_flush_imm(0); |
| | 27 | |
| | 28 | outputf("NetWatch running"); |
| | 29 | |
| | 30 | /* Try really hard to shut up USB_LEGKEY. */ |
| | 31 | pci_write16(0, 31, 2, 0xC0, pci_read16(0, 31, 2, 0xC0)); |
| | 32 | pci_write16(0, 31, 2, 0xC0, 0); |
| | 33 | pci_write16(0, 31, 4, 0xC0, pci_read16(0, 31, 4, 0xC0)); |
| | 34 | pci_write16(0, 31, 4, 0xC0, 0); |
| | 35 | |
| | 36 | /* Turn on the SMIs we want */ |
| | 37 | smi_disable(); |
| | 38 | |
| | 39 | eth_init(); |
| | 40 | |
| | 41 | smi_register_handler(SMI_EVENT_FAST_TIMER, timer_handler); |
| | 42 | smi_enable_event(SMI_EVENT_FAST_TIMER); |
| | 43 | |
| | 44 | smi_register_handler(SMI_EVENT_DEVTRAP_KBC, kbc_handler); |
| | 45 | smi_enable_event(SMI_EVENT_DEVTRAP_KBC); |
| | 46 | |
| | 47 | smi_register_handler(SMI_EVENT_GBL_RLS, gbl_rls_handler); |
| | 48 | smi_enable_event(SMI_EVENT_GBL_RLS); |
| | 49 | |
| | 50 | smi_enable(); |
| | 51 | |
| | 52 | vga_flush_imm(1); |
| | 53 | |
| | 54 | smram_restore_state(smram); |
| | 55 | } |
| | 56 | |
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