KEY
#define KEY a1
KEY, /* Key input (R2D-PLUS board) */
#define KEY %xmm5
#define KEY %xmm2
#define KEY(inode, offset, size) \
KEY,
#define KEY 0
#define KEY(row, col, val) ((((row) & (MATRIX_MAX_ROWS - 1)) << 24) |\
#undef KEY
#define KEY %r5
#define KEY %r5
#define KEY %rdi
#define KEY %rdi
#define KEY(a) .f_key = 1, .key = (a)