riscv
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riscv-pk
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644 Commits
20 Branches
2 Tags
2.2 MiB
Branch: master
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644 Commits (master)
 

Author SHA1 Message Date
Andrew Waterman 3a3c1f5a1a Load instructions as unsigned values, not signed
9 years ago
Wesley W. Terpstra 8197cad40c mtrap: allow override of DISABLED_HART_MASK from CFLAGS
9 years ago
Andrew Waterman a2c8937e63 Remove num_harts; use hart_mask exclusively
9 years ago
Andrew Waterman dce2b7dd8e Rename HART_MASK to DISABLED_HART_MASK to clarify polarity
9 years ago
Wesley W. Terpstra 31eab7e4dd fdt: update the status length when masking cpus
9 years ago
Wesley W. Terpstra 8b4421bacb bbl: prevent named cores from booting
9 years ago
Wesley W. Terpstra 91636ac463 fdt: redact clint, plic, and debug hardware
9 years ago
Wesley W. Terpstra cd558016be fdt: support redaction
9 years ago
Andrew Waterman d1200e3a54 Remove SBI console printm to speed up PK simulation
9 years ago
Wesley W. Terpstra 733fae9216 clint: move hart wakeup till after all FDT parsing
9 years ago
Andrew Waterman 078ea399c6 New PMP encoding
9 years ago
Wesley W. Terpstra 52d46dd684 fdt: look for the phandle of a cpu's nested interrupt controller
9 years ago
Andrew Waterman 6f407a8d54 Attempt to read instruction from mbadaddr
9 years ago
Wesley W. Terpstra 75f1854cd9 plic: discovered via fdt
9 years ago
Wesley W. Terpstra b394a92597 uart: find it using fdt
10 years ago
Wesley W. Terpstra cfe60c100d fdt: rewrite parser using a single design pattern
10 years ago
Wesley W. Terpstra 9fa7b30887 uart: add physical device driver
10 years ago
Andrew Waterman 3473915b3a Separate page faults from physical memory access exceptions
10 years ago
Wesley W. Terpstra 96e5ed750e bbl: copy dtb after the kernel
10 years ago
Wesley W. Terpstra 96965a8cc6 pk: does not use dtb
10 years ago
Wesley W. Terpstra a1a5cbcacb fdt: add a size method
10 years ago
Andrew Waterman fc1af65c15 Set up PMPs, permissively for now
10 years ago
Wesley W. Terpstra 23ab37ad78 SBI: a0+a1 hold hartid+dtb pointer between boot loader stages
10 years ago
Wesley W. Terpstra 316f85e9ae machine: add FDT parser
10 years ago
Wesley W. Terpstra db19d0d278 machine: remove configstring
10 years ago
Andrew Waterman 7d60c5904f Allow PK access to user memory
10 years ago
Andrew Waterman cfc4554bc6 Simplify interrupt-stack discipline
10 years ago
Andrew Waterman 36a5855d44 Don't rely on config string for basic functionality
10 years ago
Andrew Waterman d203037851 PPNs are 44 bits in RV64
10 years ago
Andrew Waterman 410fb0384f New counter-enable scheme
10 years ago
Andrew Waterman 34979b9345 Fix PK boot
10 years ago
Andrew Waterman f6bca6e35b Don't block for acks on console writes
10 years ago
Andrew Waterman 59484c94e1 WIP on SBI
10 years ago
Andrew Waterman 66fda264c7 minor HTIF cleanup + use WFI
10 years ago
Andrew Waterman 7c47650298 Handle IPIs and timer interrupts more quickly
10 years ago
Andrew Waterman b14d4187fe Clean up boot loader for physical address loading
10 years ago
Andrew Waterman 926b360655 WIP towards ECALL interface for SBI
10 years ago
Andrew Waterman 611290ccde Cleanly separate HTIF code; don't poll keyboard on timer interrupt
10 years ago
Andrew Waterman 15a111444d Emulate RVFC instructions
10 years ago
Andrew Waterman 4678e84c04 Incorporate sptbr/sfence.vma changes
10 years ago
Andrew Waterman 6667bc4c42 Placate gcc7 about buffer sizes
10 years ago
Andrew Waterman f6b2274af4 avoid non-standard predefined macros
10 years ago
Andrew Waterman e5ed1d115c Add ability to hard-code an initial environment
10 years ago
Andrew Waterman 8039c6cacb For RV32, mmap offset is in 4 KiB increments
10 years ago
Andrew Waterman 55ce524e74 Cap pk memory size to 2 GiB for RV32
10 years ago
Andrew Waterman ff807a20bd Fix ld.so load address at 4 KiB
10 years ago
Andrew Waterman 558039d546 Add syscall stubs to get through libpthread initializers
10 years ago
Andrew Waterman 7a71068853 Acquire lock before attempting tohost/fromhost sequences
10 years ago
Andrew Waterman d5e3e0d86a Add spinlock_trylock routine; use it to implement spinlock_lock
10 years ago
Andrew Waterman c6b55ce3a8 Acquire write permissions before zeroing page in ELF loader
10 years ago