Lines Matching +full:irqs +full:- +full:map +full:- +full:range
1 # SPDX-License-Identifier: GPL-2.0
17 # On Book3S 64, the default virtual address space for 64-bit processes
20 # between bottom-up and top-down allocations for applications that
23 default 29 if PPC_BOOK3S_64 && PPC_64K_PAGES # 29 = 45 (32T) - 16 (64K)
24 default 33 if PPC_BOOK3S_64 # 33 = 45 (32T) - 12 (4K)
26 # On all other 64-bit platforms (currently only Book3E), the virtual
29 default 32 if 64BIT # 32 = 44 (16T) - 12 (4K)
31 # For 32-bit, use the compat values, as they're the same.
36 default 14 if 64BIT && PPC_64K_PAGES # 14 = 30 (1GB) - 16 (64K)
37 default 18 if 64BIT # 18 = 30 (1GB) - 12 (4K)
39 # For 32-bit, use the compat values, as they're the same.
43 # Total virtual address space for 32-bit processes is 2^31 (2GB).
45 default 11 if PPC_256K_PAGES # 11 = 29 (512MB) - 18 (256K)
46 default 13 if PPC_64K_PAGES # 13 = 29 (512MB) - 16 (64K)
47 default 15 if PPC_16K_PAGES # 15 = 29 (512MB) - 14 (16K)
48 default 17 # 17 = 29 (512MB) - 12 (4K)
51 # Total virtual address space for 32-bit processes is 2^31 (2GB).
53 default 5 if PPC_256K_PAGES # 5 = 23 (8MB) - 18 (256K)
54 default 7 if PPC_64K_PAGES # 7 = 23 (8MB) - 16 (64K)
55 default 9 if PPC_16K_PAGES # 9 = 23 (8MB) - 14 (16K)
56 default 11 # 11 = 23 (8MB) - 12 (4K)
69 range 32 32768
75 drivers will fail to load or worse - handle with care.
194 …select HAVE_STACKPROTECTOR if PPC64 && $(cc-option,-mstack-protector-guard=tls -mstack-protector-…
195 …select HAVE_STACKPROTECTOR if PPC32 && $(cc-option,-mstack-protector-guard=tls -mstack-protector-…
426 a floating-point unit and therefore do not implement the
427 floating-point instructions in the PowerPC instruction set. If you
428 say Y here, the kernel will include code to emulate a floating-point
429 unit, which will allow programs that use floating-point
463 Support user-mode Transactional Memory on POWERPC.
490 …_bool $(success,$(srctree)/arch/powerpc/tools/gcc-check-mprofile-kernel.sh $(CC) -I$(srctree)/incl…
497 Say Y here to be able to disable and re-enable individual
577 16k-aligned base address. The kernel is linked as a
578 position-independent executable (PIE) and contains dynamic relocations
589 load address of the kernel (eg. u-boot/mkimage).
607 loaded at, which tends to be non-zero and therefore test the
620 bool "Firmware-assisted dump"
628 while preserving memory contents. Firmware-assisted dump
636 bool "Preserve Firmware-assisted dump"
657 This option gives the kernel permission to distribute IRQs across
658 multiple CPUs. Saying N here will route all IRQs to the first
720 '-zmax-page-size' set to 256K (the default is 64K). Or, if using
770 space applications with a non-standard binutils settings
786 range 13 15
810 range 17 28 if (STRICT_KERNEL_RWX || DEBUG_PAGEALLOC) && PPC_BOOK3S_32
811 range 19 23 if (STRICT_KERNEL_RWX || DEBUG_PAGEALLOC) && PPC_8xx
819 On Book3S 32 (603+), DBATs are used to map kernel text and rodata RO.
822 On 8xx, large pages (512kb or 8M) are used to map kernel linear
829 range 8 9 if PPC64 && PPC_64K_PAGES
831 range 13 13 if PPC64 && !PPC_64K_PAGES
833 range 9 64 if PPC32 && PPC_16K_PAGES
835 range 7 64 if PPC32 && PPC_64K_PAGES
837 range 5 64 if PPC32 && PPC_256K_PAGES
839 range 11 64
852 The page size is not necessarily 4KB. For example, on 64-bit
904 some command-line options at build time by entering them here. In
914 Uses the command-line options passed by the boot loader. If
921 The command-line arguments provided by the boot loader will be
930 command-line options your boot loader passes to the kernel.
961 page-based protections, but without requiring modification of the
964 For details, see Documentation/core-api/protection-keys.rst
1013 bool "Support for ISA-bus hardware"
1059 It also enables support for two different idle states (idle-wait
1060 and idle-doze).
1076 Freescale General-purpose Timers support
1130 bool "Set number of CAMs to use to map low memory"
1134 will be used to map low memory. There are a limited number of slots
1143 int "Number of CAMs to use to map low memory" if LOWMEM_CAM_NUM_BOOL
1157 DYNAMIC_MEMSTART is an easy way of implementing pseudo-RELOCATABLE
1169 the kernel will map low memory. This can be useful in optimizing