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riscv-pk
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2.2 MiB
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644 Commits (9c61d29846d8521d9487a57739330f9682d5b542)
 

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
9 years ago
Wesley W. Terpstra cfe60c100d fdt: rewrite parser using a single design pattern
9 years ago
Wesley W. Terpstra 9fa7b30887 uart: add physical device driver
9 years ago
Andrew Waterman 3473915b3a Separate page faults from physical memory access exceptions
9 years ago
Wesley W. Terpstra 96e5ed750e bbl: copy dtb after the kernel
9 years ago
Wesley W. Terpstra 96965a8cc6 pk: does not use dtb
9 years ago
Wesley W. Terpstra a1a5cbcacb fdt: add a size method
9 years ago
Andrew Waterman fc1af65c15 Set up PMPs, permissively for now
9 years ago
Wesley W. Terpstra 23ab37ad78 SBI: a0+a1 hold hartid+dtb pointer between boot loader stages
9 years ago
Wesley W. Terpstra 316f85e9ae machine: add FDT parser
9 years ago
Wesley W. Terpstra db19d0d278 machine: remove configstring
9 years ago
Andrew Waterman 7d60c5904f Allow PK access to user memory
9 years ago
Andrew Waterman cfc4554bc6 Simplify interrupt-stack discipline
9 years ago
Andrew Waterman 36a5855d44 Don't rely on config string for basic functionality
9 years ago
Andrew Waterman d203037851 PPNs are 44 bits in RV64
9 years ago
Andrew Waterman 410fb0384f New counter-enable scheme
9 years ago
Andrew Waterman 34979b9345 Fix PK boot
9 years ago
Andrew Waterman f6bca6e35b Don't block for acks on console writes
9 years ago
Andrew Waterman 59484c94e1 WIP on SBI
9 years ago
Andrew Waterman 66fda264c7 minor HTIF cleanup + use WFI
9 years ago
Andrew Waterman 7c47650298 Handle IPIs and timer interrupts more quickly
9 years ago
Andrew Waterman b14d4187fe Clean up boot loader for physical address loading
9 years ago
Andrew Waterman 926b360655 WIP towards ECALL interface for SBI
9 years ago
Andrew Waterman 611290ccde Cleanly separate HTIF code; don't poll keyboard on timer interrupt
9 years ago
Andrew Waterman 15a111444d Emulate RVFC instructions
9 years ago
Andrew Waterman 4678e84c04 Incorporate sptbr/sfence.vma changes
9 years ago
Andrew Waterman 6667bc4c42 Placate gcc7 about buffer sizes
9 years ago
Andrew Waterman f6b2274af4 avoid non-standard predefined macros
9 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