zig-time-sharing-kernel/context.zig at main · popovicu/zig-time-sharing-kernel · GitHub

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pub const CONTEXT_FRAME_SIZE = 288;

// General Purpose Register Offsets (8 bytes each)
pub const X1_OFFSET = 0;
pub const X3_OFFSET = 8;
pub const X4_OFFSET = 16;
pub const X5_OFFSET = 24;
pub const X6_OFFSET = 32;
pub const X7_OFFSET = 40;
pub const X8_OFFSET = 48;
pub const X9_OFFSET = 56;
pub const X10_OFFSET = 64;
pub const X11_OFFSET = 72;
pub const X12_OFFSET = 80;
pub const X13_OFFSET = 88;
pub const X14_OFFSET = 96;
pub const X15_OFFSET = 104;
pub const X16_OFFSET = 112;
pub const X17_OFFSET = 120;
pub const X18_OFFSET = 128;
pub const X19_OFFSET = 136;
pub const X20_OFFSET = 144;
pub const X21_OFFSET = 152;
pub const X22_OFFSET = 160;
pub const X23_OFFSET = 168;
pub const X24_OFFSET = 176;
pub const X25_OFFSET = 184;
pub const X26_OFFSET = 192;
pub const X27_OFFSET = 200;
pub const X28_OFFSET = 208;
pub const X29_OFFSET = 216;
pub const X30_OFFSET = 224;
pub const X31_OFFSET = 232;

// S-level CSR Offsets (8 bytes each)
pub const SSTATUS_OFFSET = 240;
pub const SEPC_OFFSET = 248;
pub const SCAUSE_OFFSET = 256;
pub const STVAL_OFFSET = 264;