Loading arch/mips/Kconfig +23 −27 Original line number Diff line number Diff line Loading @@ -1067,6 +1067,7 @@ choice config CPU_MIPS32_R1 bool "MIPS32 Release 1" depends on SYS_HAS_CPU_MIPS32_R1 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM Loading @@ -1084,6 +1085,7 @@ config CPU_MIPS32_R1 config CPU_MIPS32_R2 bool "MIPS32 Release 2" depends on SYS_HAS_CPU_MIPS32_R2 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM Loading @@ -1097,6 +1099,7 @@ config CPU_MIPS32_R2 config CPU_MIPS64_R1 bool "MIPS64 Release 1" depends on SYS_HAS_CPU_MIPS64_R1 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1115,6 +1118,7 @@ config CPU_MIPS64_R1 config CPU_MIPS64_R2 bool "MIPS64 Release 2" depends on SYS_HAS_CPU_MIPS64_R2 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1129,6 +1133,7 @@ config CPU_MIPS64_R2 config CPU_R3000 bool "R3000" depends on SYS_HAS_CPU_R3000 select CPU_HAS_WB select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM help Loading Loading @@ -1158,6 +1163,7 @@ config CPU_VR41XX config CPU_R4300 bool "R4300" depends on SYS_HAS_CPU_R4300 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1166,6 +1172,7 @@ config CPU_R4300 config CPU_R4X00 bool "R4x00" depends on SYS_HAS_CPU_R4X00 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1175,6 +1182,7 @@ config CPU_R4X00 config CPU_TX49XX bool "R49XX" depends on SYS_HAS_CPU_TX49XX select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1182,6 +1190,7 @@ config CPU_TX49XX config CPU_R5000 bool "R5000" depends on SYS_HAS_CPU_R5000 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1190,12 +1199,14 @@ config CPU_R5000 config CPU_R5432 bool "R5432" depends on SYS_HAS_CPU_R5432 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL config CPU_R6000 bool "R6000" depends on EXPERIMENTAL select CPU_HAS_LLSC depends on SYS_HAS_CPU_R6000 select CPU_SUPPORTS_32BIT_KERNEL help Loading @@ -1205,6 +1216,7 @@ config CPU_R6000 config CPU_NEVADA bool "RM52xx" depends on SYS_HAS_CPU_NEVADA select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1214,6 +1226,7 @@ config CPU_R8000 bool "R8000" depends on EXPERIMENTAL depends on SYS_HAS_CPU_R8000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1223,6 +1236,7 @@ config CPU_R8000 config CPU_R10000 bool "R10000" depends on SYS_HAS_CPU_R10000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1233,6 +1247,7 @@ config CPU_R10000 config CPU_RM7000 bool "RM7000" depends on SYS_HAS_CPU_RM7000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1241,6 +1256,7 @@ config CPU_RM7000 config CPU_RM9000 bool "RM9000" depends on SYS_HAS_CPU_RM9000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1249,6 +1265,7 @@ config CPU_RM9000 config CPU_SB1 bool "SB1" depends on SYS_HAS_CPU_SB1 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM Loading Loading @@ -1449,6 +1466,8 @@ choice config MIPS_MT_SMTC bool "SMTC: Use all TCs on all VPEs for SMP" select CPU_MIPSR2_IRQ_VI select CPU_MIPSR2_SRS select SMP config MIPS_MT_SMP Loading Loading @@ -1514,38 +1533,15 @@ config 64BIT_PHYS_ADDR bool "Support for 64-bit physical address space" depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT config CPU_ADVANCED bool "Override CPU Options" depends on 32BIT help Saying yes here allows you to select support for various features your CPU may or may not have. Most people should say N here. config CPU_HAS_LLSC bool "ll/sc Instructions available" if CPU_ADVANCED default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX help MIPS R4000 series and later provide the Load Linked (ll) and Store Conditional (sc) instructions. More information is available at <http://www.go-ecs.com/mips/miptek1.htm>. Say Y here if your CPU has the ll and sc instructions. Say Y here for better performance, N if you don't know. You must say Y here for multiprocessor machines. bool config CPU_HAS_WB bool "Writeback Buffer available" if CPU_ADVANCED default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION help Say N here for slightly better performance. You must say Y here for machines which require flushing of write buffers in software. Saying Y is the safe option; N may result in kernel malfunction and crashes. menu "MIPSR2 Interrupt handling" depends on CPU_MIPSR2 && CPU_ADVANCED bool config CPU_MIPSR2_IRQ_VI bool "Vectored interrupt mode" depends on CPU_MIPSR2 help Vectored interrupt mode allowing faster dispatching of interrupts. The board support code needs to be written to take advantage of this Loading @@ -1555,6 +1551,7 @@ config CPU_MIPSR2_IRQ_VI config CPU_MIPSR2_IRQ_EI bool "External interrupt controller mode" depends on CPU_MIPSR2 help Extended interrupt mode takes advantage of an external interrupt controller to allow fast dispatching from many possible interrupt Loading @@ -1568,7 +1565,6 @@ config CPU_MIPSR2_SRS Allow the kernel to use shadow register sets for fast interrupts. Interrupt handlers must be specially written to use shadow sets. Say N unless you know that shadow register set upport is needed. endmenu config CPU_HAS_SYNC bool Loading Loading
arch/mips/Kconfig +23 −27 Original line number Diff line number Diff line Loading @@ -1067,6 +1067,7 @@ choice config CPU_MIPS32_R1 bool "MIPS32 Release 1" depends on SYS_HAS_CPU_MIPS32_R1 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM Loading @@ -1084,6 +1085,7 @@ config CPU_MIPS32_R1 config CPU_MIPS32_R2 bool "MIPS32 Release 2" depends on SYS_HAS_CPU_MIPS32_R2 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM Loading @@ -1097,6 +1099,7 @@ config CPU_MIPS32_R2 config CPU_MIPS64_R1 bool "MIPS64 Release 1" depends on SYS_HAS_CPU_MIPS64_R1 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1115,6 +1118,7 @@ config CPU_MIPS64_R1 config CPU_MIPS64_R2 bool "MIPS64 Release 2" depends on SYS_HAS_CPU_MIPS64_R2 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1129,6 +1133,7 @@ config CPU_MIPS64_R2 config CPU_R3000 bool "R3000" depends on SYS_HAS_CPU_R3000 select CPU_HAS_WB select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_HIGHMEM help Loading Loading @@ -1158,6 +1163,7 @@ config CPU_VR41XX config CPU_R4300 bool "R4300" depends on SYS_HAS_CPU_R4300 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1166,6 +1172,7 @@ config CPU_R4300 config CPU_R4X00 bool "R4x00" depends on SYS_HAS_CPU_R4X00 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1175,6 +1182,7 @@ config CPU_R4X00 config CPU_TX49XX bool "R49XX" depends on SYS_HAS_CPU_TX49XX select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1182,6 +1190,7 @@ config CPU_TX49XX config CPU_R5000 bool "R5000" depends on SYS_HAS_CPU_R5000 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1190,12 +1199,14 @@ config CPU_R5000 config CPU_R5432 bool "R5432" depends on SYS_HAS_CPU_R5432 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL config CPU_R6000 bool "R6000" depends on EXPERIMENTAL select CPU_HAS_LLSC depends on SYS_HAS_CPU_R6000 select CPU_SUPPORTS_32BIT_KERNEL help Loading @@ -1205,6 +1216,7 @@ config CPU_R6000 config CPU_NEVADA bool "RM52xx" depends on SYS_HAS_CPU_NEVADA select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1214,6 +1226,7 @@ config CPU_R8000 bool "R8000" depends on EXPERIMENTAL depends on SYS_HAS_CPU_R8000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_64BIT_KERNEL help Loading @@ -1223,6 +1236,7 @@ config CPU_R8000 config CPU_R10000 bool "R10000" depends on SYS_HAS_CPU_R10000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1233,6 +1247,7 @@ config CPU_R10000 config CPU_RM7000 bool "RM7000" depends on SYS_HAS_CPU_RM7000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1241,6 +1256,7 @@ config CPU_RM7000 config CPU_RM9000 bool "RM9000" depends on SYS_HAS_CPU_RM9000 select CPU_HAS_LLSC select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL Loading @@ -1249,6 +1265,7 @@ config CPU_RM9000 config CPU_SB1 bool "SB1" depends on SYS_HAS_CPU_SB1 select CPU_HAS_LLSC select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM Loading Loading @@ -1449,6 +1466,8 @@ choice config MIPS_MT_SMTC bool "SMTC: Use all TCs on all VPEs for SMP" select CPU_MIPSR2_IRQ_VI select CPU_MIPSR2_SRS select SMP config MIPS_MT_SMP Loading Loading @@ -1514,38 +1533,15 @@ config 64BIT_PHYS_ADDR bool "Support for 64-bit physical address space" depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT config CPU_ADVANCED bool "Override CPU Options" depends on 32BIT help Saying yes here allows you to select support for various features your CPU may or may not have. Most people should say N here. config CPU_HAS_LLSC bool "ll/sc Instructions available" if CPU_ADVANCED default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX help MIPS R4000 series and later provide the Load Linked (ll) and Store Conditional (sc) instructions. More information is available at <http://www.go-ecs.com/mips/miptek1.htm>. Say Y here if your CPU has the ll and sc instructions. Say Y here for better performance, N if you don't know. You must say Y here for multiprocessor machines. bool config CPU_HAS_WB bool "Writeback Buffer available" if CPU_ADVANCED default y if !CPU_ADVANCED && CPU_R3000 && MACH_DECSTATION help Say N here for slightly better performance. You must say Y here for machines which require flushing of write buffers in software. Saying Y is the safe option; N may result in kernel malfunction and crashes. menu "MIPSR2 Interrupt handling" depends on CPU_MIPSR2 && CPU_ADVANCED bool config CPU_MIPSR2_IRQ_VI bool "Vectored interrupt mode" depends on CPU_MIPSR2 help Vectored interrupt mode allowing faster dispatching of interrupts. The board support code needs to be written to take advantage of this Loading @@ -1555,6 +1551,7 @@ config CPU_MIPSR2_IRQ_VI config CPU_MIPSR2_IRQ_EI bool "External interrupt controller mode" depends on CPU_MIPSR2 help Extended interrupt mode takes advantage of an external interrupt controller to allow fast dispatching from many possible interrupt Loading @@ -1568,7 +1565,6 @@ config CPU_MIPSR2_SRS Allow the kernel to use shadow register sets for fast interrupts. Interrupt handlers must be specially written to use shadow sets. Say N unless you know that shadow register set upport is needed. endmenu config CPU_HAS_SYNC bool Loading