Tree: 55ce524e74

cs250

device-files

enable-32bit

eos14-bringup

eos20

fdt

fix-fcvt-s-w

gnuconfig

hax

master

maxmem

new-sbi-disk

remap

rocc-enable

rv32-putstring

rvt-master

sbi-disk

sbi_emulation_for_perf

sbi_for_perf

travis-dev

archive-1.9.1

v1.0.0

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Commit Graph

33 Commits (55ce524e7407bde35ca7a270de10caf0f73fb9da)

Author	SHA1	Message	Date
Andrew Waterman	4a6b20595a	Add -p flag to pk to disable demand paging	10 years ago
Andrew Waterman	0a7862c79f	when -s is passed, print time, instret, cycle, and CPI	10 years ago
Andrew Waterman	d88671efdf	Remove uarch counters We'll re-add support for the generic performance counter facility once it exists.	10 years ago
Andrew Waterman	7389e46cd0	Move DRAM to high addresses	10 years ago
Andrew Waterman	ee00503ebe	Don't assume existence of uarch counters	10 years ago
Andrew Waterman	b94c7a4b07	Refactor pk, bbl, machine into separate libraries Yuck.	10 years ago
Andrew Waterman	33ed6c6c5e	get rid of struct mainvars	10 years ago
Andrew Waterman	80447e5711	Disentangle PK and BBL a bit	10 years ago
Andrew Waterman	ad7a60abea	WIP on priv spec v1.9	10 years ago
Andrew Waterman	31ad71b8a4	Remove incorrect code supporting ELF32 on RV64 and vice-versa This is technically possible by running an RV32 supervisor on an RV64 machine, but the M-mode and S-mode code would need to be compiled and linked separately.	10 years ago
Andrew Waterman	cffdcee338	Make boot loader/SBI changes to support SMP Linux	11 years ago
Andrew Waterman	87683e74f5	Split pk functionality into pk and bbl pk is now an AEE only (i.e. it can only execute user programs). bbl is now an SEE only (i.e. it can only host kernels).	11 years ago
Andrew Waterman	1a8572a47d	Upgrade to privileged architecture 1.7	11 years ago
Andrew Waterman	33e738d643	Add ASCII art boot logo It's only printed when booting the Linux kernel. Feel free to improve the quality of the ASCII art. It looks like this when rendered: vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv vvvvvvvvvvvvvvvvvvvvvvvvvvvv rrrrrrrrrrrrr vvvvvvvvvvvvvvvvvvvvvvvvvv rrrrrrrrrrrrrrrr vvvvvvvvvvvvvvvvvvvvvvvv rrrrrrrrrrrrrrrrrr vvvvvvvvvvvvvvvvvvvvvvvv rrrrrrrrrrrrrrrrrr vvvvvvvvvvvvvvvvvvvvvvvv rrrrrrrrrrrrrrrrrr vvvvvvvvvvvvvvvvvvvvvvvv rrrrrrrrrrrrrrrr vvvvvvvvvvvvvvvvvvvvvv rrrrrrrrrrrrr vvvvvvvvvvvvvvvvvvvvvv rr vvvvvvvvvvvvvvvvvvvvvv rr vvvvvvvvvvvvvvvvvvvvvvvv rr rrrr vvvvvvvvvvvvvvvvvvvvvvvvvv rrrr rrrrrr vvvvvvvvvvvvvvvvvvvvvv rrrrrr rrrrrrrr vvvvvvvvvvvvvvvvvv rrrrrrrr rrrrrrrrrr vvvvvvvvvvvvvv rrrrrrrrrr rrrrrrrrrrrr vvvvvvvvvv rrrrrrrrrrrr rrrrrrrrrrrrrr vvvvvv rrrrrrrrrrrrrr rrrrrrrrrrrrrrrr vv rrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrr INSTRUCTION SETS WANT TO BE FREE	11 years ago
Andrew Waterman	e474878db4	Fix stack discipline for recursive traps	11 years ago
Andrew Waterman	a24e1934dd	Remove errant statement forcing mem size to 64M h/t Palmer	11 years ago
Andrew Waterman	a79f62f72a	Merge [shm]call into ecall, [shm]ret into eret	11 years ago
Andrew Waterman	6517fe26a2	Update to new privileged spec	11 years ago
Andrew Waterman	5c86450130	work in progress on new supervisor spec	11 years ago
Andrew Waterman	0a81fd3a93	Support linkat, unlinkat, mkdirat syscalls Also, old-style syscalls e.g. open are now implemented with e.g. openat.	11 years ago
Andrew Waterman	069bdd3f0d	Implement draft of new calling convention Here is the new syscall ABI: syscall number in a7 args in a0 - a6 return value in a0 Here is the integer register map: x0 -> x0 x1 -> ra x2 -> sp x3 -> tp x4 -> gp x5 -> t0 x6 -> t1 x7 -> t2 x8 -> s0 x9 -> s1 x10 -> a0 x11 -> a1 x12 -> a2 x13 -> a3 x14 -> a4 x15 -> a5 x16 -> a6 x17 -> a7 x18 -> s2 x19 -> s3 x20 -> s4 x21 -> s5 x22 -> s6 x23 -> s7 x24 -> s8 x25 -> s9 x26 -> s10 x27 -> s11 x28 -> t3 x29 -> t4 x30 -> t5 x31 -> t6	12 years ago
Andrew Waterman	1d953bf6fc	Support glibc 2.20 programs	12 years ago
Christopher Celio	5eba64df88	Added "-c" option to track uarch counter info.	12 years ago
Andrew Waterman	e3fa35fb85	Handle options before vm_init is called This prevents ptbr etc. from being accessed when -p is passed.	12 years ago
Colin Schmidt	e50dc18f5d	Add several syscalls, and move syscall header file from newlib syscalls added (openat, access, accessat, faccessat, etc.)	12 years ago
Andrew Waterman	f1f8dbbed0	Abandon MIPS convention for indicating syscall errors in register a3	12 years ago
Andrew Waterman	5cd583648d	Speed up glibc init	12 years ago
Andrew Waterman	89a0cefd28	Add -p flag: force physical memory addressing	12 years ago
Andrew Waterman	a502c24732	Remove redundant initialization	12 years ago
Andrew Waterman	f62e692e72	Update to new privileged ISA	13 years ago
Andrew Waterman	5e742ad967	Add pk flag -s to print out stats (the only stat is cycle count)	13 years ago
Andrew Waterman	2a0bfcd3da	Don't clobber the ELF headers!	13 years ago
Andrew Waterman	3168b8a904	New supervisor mode	13 years ago
Andrew Waterman	cc72987e65	Support Linux ABI and (optionally) virtual memory	13 years ago
Andrew Waterman	276c20be4c	implement new register mapping	13 years ago
Andrew Waterman	accebe9e63	add BSD license	13 years ago
Andrew Waterman	e0e1662fc1	rename binary to pk; change argv handling the new fesvr approach makes argv[0] = pk, rather than user program's name	13 years ago
Andrew Waterman	15f31b5404	new supervisor mode	14 years ago
Andrew Waterman	8717517e04	Synced up PK with supervisor changes/asm syntax You must upgrade to the latest compiler and ISA simulator to build and run this version of the PK.	15 years ago
Andrew Waterman	0edaecc543	temporary undoing of renaming	15 years ago
Andrew Waterman	e63e4fbe87	Renamed packages	15 years ago
Andrew Waterman	6b9ea8b8e0	[pk] limit programs to 2GB (for RV32 simplicity)	15 years ago
Andrew Waterman	0d603acb91	[pk] load pk at addr 0; user stack top = MEMSIZE	15 years ago
Andrew Waterman	69ddca76d2	[pk] add cache flush after program load	15 years ago
Andrew Waterman	53eb346e31	[sim,pk] reorganized status register	15 years ago
Andrew Waterman	6e7fe98ea9	[xcc,pk,sim,opcodes] added first RVC instruction	15 years ago
Andrew Waterman	666ae0c9e5	[pk,fesvr] pk now loads elfs itself this allows it to detect 32b binaries	15 years ago
Andrew Waterman	5490b1d627	[pk] send stdout/stderr to both fesvr and debug console	15 years ago
Andrew Waterman	63729473a5	[opcodes, pk, sim, xcc] Tweaked FP encoding	16 years ago
Andrew Waterman	783c0ec831	[pk] various PK cleanups/speedups	16 years ago