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Preparations for modern cpu features

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copy 2013-12-01 23:22:09 +01:00
commit b65031d5f6
2 changed files with 27 additions and 8 deletions
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32
src/const.js
View file

@ -5,6 +5,12 @@ var DEBUG = true;
var
/**
* TODO: Make this configurable
* @const
*/
VGA_MEMORY_SIZE = 128 * 64 * 1024,
/**
* @const
* @type {number}
@ -33,6 +39,9 @@ var
/** @const */ LOG_SERIAL = 0x04000,
/** @const */ LOG_DISK = 0x08000,
/** @const */ LOG_RTC = 0x10000,
/** @const */ LOG_HPET = 0x20000,
/** @const */ LOG_ACPI = 0x40000,
/** @const */ LOG_APIC = 0x80000,
@ -43,8 +52,8 @@ var
///** @const */ LOG_LEVEL = LOG_VGA | LOG_IO | LOG_BIOS | LOG_OTHER;
///** @const */ LOG_LEVEL = LOG_FPU | LOG_OTHER;
///** @const */ LOG_LEVEL = LOG_DMA | LOG_DISK | LOG_IO | LOG_PCI;
///** @const */ LOG_LEVEL = LOG_DMA | LOG_DISK | LOG_PCI | LOG_CD | LOG_BIOS;
/** @const */ LOG_LEVEL = LOG_ALL & ~LOG_DISK & ~LOG_DMA & ~LOG_VGA & ~LOG_PS2 & ~LOG_FPU;
//** @const */ LOG_LEVEL = LOG_DMA | LOG_DISK | LOG_PCI | LOG_CD | LOG_BIOS;
/** @const */ LOG_LEVEL = LOG_ALL & ~LOG_DMA & ~LOG_PS2 & ~LOG_DISK & ~LOG_CD & ~LOG_BIOS;
///** @const */ LOG_LEVEL = LOG_SERIAL | LOG_IO;
///** @const */ LOG_LEVEL = LOG_PIT | LOG_RTC;
///** @const */ LOG_LEVEL = 0;
@ -72,21 +81,28 @@ var
/** @const */ flag_overflow = 2048,
/** @const */ flag_iopl = 1 << 12 | 1 << 13,
/** @const */ flag_nt = 1 << 14,
/** @const */ flag_rf = 1 << 16,
/** @const */ flag_vm = 1 << 17,
/** @const */ flag_ac = 1 << 18,
/** @const */ flag_vif = 1 << 19,
/** @const */ flag_vip = 1 << 20,
/** @const */ flag_id = 1 << 21,
/**
* default values of unused flags bits
* default values of reserved flags bits
* @const
*/
flags_default = 1 << 1,
/**
* bitmask to select used flags bits
* bitmask to select non-reserved flags bits
* @const
*/
flags_mask = 1 << 0 | 1 << 2 | 1 << 4 | 1 << 6 | 1 << 7 | 1 << 8 | 1 << 9
| 1 << 10 | 1 << 11 | 1 << 12 | 1 << 13 | 1 << 14 |
1 << 16 | 1 << 17 | 1 << 18 | 1 << 19 | 1 << 20 | 1 << 21,
flags_mask =
flag_carry | flag_parity | flag_adjust | flag_zero | flag_sign | flag_trap | flag_interrupt |
flag_direction | flag_overflow | flag_iopl | flag_nt | flag_rf | flag_vm | flag_ac |
flag_vif | flag_vip | flag_id,
/**
* all arithmetic flags
@ -148,7 +164,7 @@ PSE_ENABLED = 128,
/** @const */ LOOP_COUNTER = 20001,
/** @const */ LOOP_COUNTER = 2001,
/** @const */ TIME_PER_FRAME = 33;

3
src/main.js
View file

@ -32,6 +32,9 @@ var dbg_names = Object.fromList([
[LOG_CD, "CD"],
[LOG_SERIAL, "SERI"],
[LOG_RTC, "RTC"],
[LOG_HPET, "HPET"],
[LOG_ACPI, "ACPI"],
[LOG_APIC, "APIC"],
]);