entry.S: illegal addend for R_RISCV_GOT_HI20 (#51)

link.ld: avoid RWX sections (#52)

Test code should go to .text section not .text.init (#50)

Fix cputchar on RV32 with virtual memory (#49)

Order pt writes before jumping to supervisor mode (#48)

Fix cputchar on RV32 (#47)

Add new macro to initialize reg for vector w/o FP (#45)

Support setting V-env LFSR bits with a compiler flag (#43)

Cope with presence of Smrnmi extension

Update encoding.h for Smrnmi definitions

Increase v env stack size

env: trap and page fault filter mechanism (#40)

Reverse memcpy direction when evicts a page. (#34)

update riscv_arch.h to support QEMU (#31)

Update encoding.h to add new PTE_ macros