MIPS 24K

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- Processor Identification: 00019374 (Processor ID: 0x93; Rev: 3.5.0)

Variants[edit]

  • The 24Kc is a 32-bit RISC core for high performance applications.
  • The 24Kf core adds an IEEE-754 compliant floating point unit. (CP0 Status Reg, Bit 29 set for Floating Point Unit)
  • The 24Kc Pro core offers the CorExtend® capability. (CP0 Status Reg, Bit 17 set for CorExtend block)
  • The 24Kf Pro core has both the floating point unit and the CorExtend capability.

ERRATA[edit]

Release Identifier PRId[Revision] Maj.min.patch/hex Description Date
2_0_* 2.0.0 / 0x40 General availability of 24K core. March 19, 2004
3_0_* 3.0.0 / 0x60 COP2 option improvements. September 30, 2004
3_2_* 3.2.0 / 0x68 PDtrace available. March 18, 2005
3_4_* 3.4.0 / 0x6c ISPRAM (I-side scratchpad) option added June 30, 2005
3_5_* 3.5.0 / 0x74 8KB cache option December 30, 2005
3_6_* 3.6.0 / 0x78 L2 support., 64KB alias-free D-cache option, option to have up to 8 outstanding cache misses (previous maximum

4).

July 12, 2006
3_7_* 3.7.0 / 0x7c Less interlocks round cache instructions, relocatable reset exception vector location. January 3, 2007
4_0_* 4.0.0 / 0x80 New UserLocal register, alias-proof I-cache hit-invalidate operation, can wait with interrupts disabled. October 31, 2007
4_1_* 4.1.0 / 0x84 Errata fixes January, 2009