github.com/rdolbeau.SBusFPGA
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Clean-up the master code (src)

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This commit is contained in:
Romain Dolbeau
2021-08-22 09:08:48 -04:00
parent 8e94597b3a
commit 6d142636c2
3 changed files with 145 additions and 75 deletions
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13
NetBSD/9.0/usr/src/sys/dev/sbus/sbusfpga_curve25519engine.c
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@@ -105,9 +105,6 @@ sbusfpga_curve25519engine_ioctl (dev_t dev, u_long cmd, void *data, int flag, st
struct sbusfpga_curve25519engine_montgomeryjob* job = (struct sbusfpga_curve25519engine_montgomeryjob*)data;
int err = 0;
/* first we need to turn the engine power on ... */
power_on(sc);
if (!sc->initialized) {
if (init_program(sc)) {
return ENXIO;
@@ -137,19 +134,25 @@ sbusfpga_curve25519engine_ioctl (dev_t dev, u_long cmd, void *data, int flag, st
break;
}
power_off(sc);
return(err);
}
int
sbusfpga_curve25519engine_open(dev_t dev, int flags, int mode, struct lwp *l)
{
struct sbusfpga_curve25519engine_softc *sc = device_lookup_private(&sbusfpga_c29e_cd, minor(dev));
/* first we need to turn the engine power on ... */
power_on(sc);
return (0);
}
int
sbusfpga_curve25519engine_close(dev_t dev, int flags, int mode, struct lwp *l)
{
struct sbusfpga_curve25519engine_softc *sc = device_lookup_private(&sbusfpga_c29e_cd, minor(dev));
power_off(sc);
return (0);
}
@@ -325,7 +328,7 @@ static int init_program(struct sbusfpga_curve25519engine_softc *sc) {
for (i = 0 ; i < program_len + 1 ; i++) {
bus_space_write_4(sc->sc_bustag, sc->sc_bhregs_microcode, (i*4), program[i]);
if ((i%8)==7)
if ((i%16)==15)
delay(1);
}